ELIZABETH HOLMES

Biotechnology entrepreneur Elizabeth Holmes, a former billionaire accused of engineering a massive scam, expressed some remorse while on the witness stand Tuesday, but denied trying to conceal that her company’s blood-testing methods weren’t working as she had promised.

Biotechnology entrepreneur Elizabeth Holmes, a former billionaire accused of engineering a massive medical scam, expressed some remorse while on the witness stand Tuesday, but denied trying to conceal that her company's blood-testing methods weren't working as she had promised. In her third day of testimony during the high-profile criminal trial, Holmes acknowledged making some mistakes as CEO of Theranos, a company she founded in 2003 when she was just 19. Holmes, now 37, also made it clear that she never stopped believing that Theranos would revolutionize health care with a technology that was supposed to be able to detect a wide range of diseases and other problems by testing just a few drops of blood, even when confronted with adversity.

Elizabeth Holmes returned to the stand for a third day to continue to build her defense in her criminal fraud trial.

Holmes admitted Tuesday that she put Pfizer letterhead on a document for potential business partners and investors without the pharma giant's consent. She's charged with duping investors and patients.

Elizabeth Holmes resumed testifying in her criminal fraud trial, telling jurors about Theranos' successes with pharmaceutical companies and the military.

Fallen Silicon Valley star Elizabeth Holmes returned to the witness stand on Monday to tell a story likely to determine whether she is convicted or acquitted of criminal charges alleging she duped investors and patients into believing she had invented a breakthrough in blood-testing technology.

Elizabeth Holmes, the one-time medical entrepreneur now charged with building a fraudulent company based on promises of a revolutionary technology, returned to the witness stand Monday. The roughly 35 people who got into the small courtroom Monday included one of Holmes' biggest foils — former Wall Street Journal reporter John Carreyrou, who wrote a seri es of explosive articles starting in October 2015 that triggered Theranos' collapse and the ensuing criminal case.

The surprise decision to have Holmes testify so early came as a bombshell and carries considerable risk. Prosecutors have made it clear that they're eager to grill Holmes under oath.

The decision to have Holmes testify so early in her defense was a bombshell development with considerable risk.

Theranos founder Elizabeth Holmes was called to the stand in her criminal trial on Friday

Fallen Silicon Valley star Elizabeth Holmes, accused of bamboozling investors and patients about her startup Theranos and its medical device that she said would reshape health care, unexpectedly took the witness stand Friday in her trial for criminal fraud.

Prosecutors rested their case against Theranos CEO Elizabeth Holmes, and the focus now moves to the defense.

The UK is now getting involved in Poland's attempts to secure its border with Belarus, and India's Prime Minister Narendra Modi is repealing three contentious agriculture laws that have sparked yearlong protests. CBS News foreign correspondent Ian Lee joins "CBSN AM" with these stories and more from around the world.

A Fortune Magazine reporter whose story helped turn Elizabeth Holmes into a Silicon Valley sensation came to court Thursday to explain why he felt like he became a pawn in her attempts to hype a blood-testing technology she promised would revolutionize health care.

The Fortune Magazine reporter whose cover story helped turn Elizabeth Holmes into a Silicon Valley sensation testified Thursday as to how he ended up feeling like a pawn in the entrepreneur's promotion of what she called a revolutionary blood-testing technology. Roger Parloff's appearance on the witness stand marked a pivotal moment in Holmes' 10-week-old criminal fraud trial. Federal prosecutors are preparing to wrap up their case, which has aimed to prove that Holmes defrauded sophisticated investors, retailers and patients while she was CEO of Theranos, a startup she founded in 2003 when she was just 19.

A patient who received an HIV misdiagnosis after taking a Theranos test took the stand in Elizabeth Holmes' criminal trial.

Brian Grossman of PFM Health Sciences, which invested $96 million in Theranos and later sued the company, testified in Elizabeth Holmes' criminal trial.

Investor Alan Eisenman took the stand in the criminal fraud trial of Elizabeth Holmes, his investment in Theranos underpins one of the wire fraud counts.

Ex-Theranos Lab Director Kingshuk Das took the stand in Elizabeth Holmes' trial, testifying that his first job at the start-up was responding to an audit.

Activities such as lifting weights, hiking, or even woodworking teach us humility and keep us grounded in reality

As prosecutors in Elizabeth Holmes trial near wrapping up their case against the former Theranos CEO, the looming question is whether she'll take the stand.

An investor who was introduced to Theranos through Henry Kissinger took the stand in the criminal trial of Elizabeth Holmes on Tuesday.

A rep who manages investments for the family office of Betsy DeVos testified that Elizabeth Holmes was misleading in trying to lure an investment for Theranos.

Alex Wong/Getty ImagesThe family of former Education Secretary Betsy DeVos invested nearly $100 million in Theranos after a marathon meeting with the biotech startup’s founder Elizabeth Holmes, a director of the billionaire’s family office testified on Tuesday.Lisa Peterson, who manages private equity investments for the DeVos clan’s RDV Corporation, told jurors at Holmes’ California wire fraud trial that she and members of the Michigan-based dynasty flew to Silicon Valley in 2014 to meet Holmes

A jury weighing the fate of fallen Silicon Valley star Elizabeth Holmes has had its first chance to listen to recordings of her boasting to investors about purported breakthroughs in blood-testing technology.

A jury weighing the fate of fallen Silicon Valley star Elizabeth Holmes got its first chance Friday to listen to recordings of her boasting to investors about purported breakthroughs in a blood-testing technology. The drama unfolded in a San Jose, California, courtroom with federal prosecutors playing a series of recordings from a December 2013 conference call that Holmes held with investors in Theranos, the company she started in 2003 after dropping out of college at 19 in hopes of becoming a revered visionary in the mold of Apple co-founder Steve Jobs. The audio clips of Holmes capped the sixth week of a high-profile trial revolving around allegations that Holmes duped sophisticated investors and major retailers with bogus promises about a Theranos device dubbed Edison.

U.S. District Court Judge Davila said he "found good cause" for the dismissal of a third juror in the criminal trial of Theranos founder Elizabeth Holmes.

Daniel Edlin, a former Theranos project manager, testified in Elizabeth Holmes' trial about presentations made to investors including Rupert Murdoch.

Daniel Edlin, a former Theranos project manager and one of many friends recruited by Elizabeth Holmes' brother, testified in Holmes' criminal trial on Friday.

Attorneys for the Theranos founder tried - and failed - to ban the reporter John Carreyrou from the trial. Plus: jurors are eyeing the exits.

Sunil Dhawan, a dermatologist who took a job as Theranos lab director, testified on Thursday in the Elizabeth Holmes criminal trial.

The trial of former CEO Elizabeth Holmes was delayed Wednesday after some jurors raised concerns about questionnaires with personal information being unsealed.

Steven Burd, former CEO of the supermarket chain Safeway, told the court how Elizabeth Holmes talked him into a disastrous $30 million investment in Theranos.

Steve Burd, who led Safeway from 1992-2013, took the stand for a second day in the criminal fraud trial of Theranos founder Elizabeth Holmes.

Former Safeway CEO Steve Burd took the stand in the trial of Theranos founder Elizabeth Holmes, testifying about the failed $300 million partnership.

Adam Rosendorff took the stand for the fifth day in the criminal fraud trial of former Theranos CEO Elizabeth Holmes.

A key witness for the prosecution, former Theranos Lab Director Adam Rosendorff, took the stand for the fourth day in Elizabeth Holmes' trial.

Theranos founder Elizabeth Holmes wrote "fearless transparent nothing to hide" after Theranos' testing issues were brought to light, CNBC reports.

CNBC obtained notes that Elizabeth Holmes wrote to herself in 2015 as The Wall Street Journal was investigating Theranos.

A defense attorney for Elizabeth Holmes cross-examined a former lab director, pressing him on comparisons between Theranos and Apple.

Fallen Silicon Valley star Elizabeth Holmes convinced media mogul Rupert Murdoch and other billionaires to invest in her biotechnology startup despite warnings its unconventional blood tests were dangerously unreliable.

As the former CEO of the blood-testing company Theranos faces fraud charges, some are asking why other tech leaders accused of wrongdoing have avoided criminal charges.

Photo Illustration by The Daily Beast/Photos Getty ImagesSAN JOSE, California—The former lab director of Theranos testified Friday about the numerous red flags he saw within the now-defunct biotech company before its CEO and founder Elizabeth Holmes—once a lauded entrepreneur and Silicon Valley darling—was accused of duping doctors and patients and defrauding investors out of millions.Dr. Adam Rosendorff initially believed Theranos would grow to be “the next Apple,” he testified to jurors on Fri

Theranos founder Elizabeth Holmes told former COO Ramesh Balwani in leaked texts that she was the "best business person of the year," CNBC reports.

General James Mattis joined the Theranos board in 2013, believing its blood-testing tech would save lives of troops in battle.

James Mattis said Holmes misled him into believing she was on the verge of rolling out a blood-testing breakthrough that he hoped would help save lives of troops in battle.

Former U.S. Secretary of Defense James Mattis, who served on Theranos' board of directors, testified he was "disappointed at the level of transparency" from CEO Elizabeth Holmes.

Former U.S. Secretary of Defense James Mattis testified Wednesday in the trial of fallen tech star Elizabeth Holmes, saying the entrepreneur misled him into believing she was on the verge of rolling out a blood-testing breakthrough that he hoped would help save lives of troops in battle.

Former Defense Secretary James Mattis testified Wednesday at Elizabeth Holmes' fraud trial about his $85,000 investment and Theranos' military pilot.

CNBC has obtained nearly 600 pages worth of text messages between former Theranos CEO Elizabeth Holmes and Sunny Balwani.

The first patient to take the stand in the trial of Elizabeth Holmes testified that Theranos blood-tests inaccurately showed she was suffering a miscarriage.

The author of “Bad Blood” discusses the Theranos founder’s defense strategies and the likelihood that he himself will be called as a witness.

The journalist John Carreyrou discusses the Theranos founder’s defense strategies and the likelihood that he himself will be called as a witness.

A volcanic eruption has destroyed more than 100 homes in Spain's Canary Islands. The man who inspired the movie "Hotel Rwanda" is sentenced to 25 years in prison on terrorism-related charges. Ian Lee reports on these stories and other world news from London.

Shocked and grieving Russians gather outside a university in the city of Perm after a student went on a campus shooting spree, killing six people and wounding dozens more. With a heavy police presence around Perm State University a day after the killings, they lay red carnations and light candles at makeshift memorials.

Former Theranos senior scientist Surekha Gangakhedkar testified on Friday that CEO Elizabeth Holmes pressured the lab to validate blood tests

Meghan Markle and Prince Harry posed together for the new Time cover, their first time posing for a magazine as a couple.

In a story published September 8, 2021, about the opening day of the fraud trial of fallen Silicon Valley tech star Elizabeth Holmes, The Associated Press erroneously reported a statement made by her attorney Lance Wade due to a dropped word.

Elizabeth Holmes once seemed destined to fulfill her dream of becoming Silicon Valley's next superstar.

Jury selection in the fraud trial of Theranos founder Elizabeth Holmes began Tuesday, casting a spotlight on the fallen Silicon Valley star now facing felony charges alleging she duped elite financial backers, customers and patients into believing that her startup was about to revolutionize medicine.

Former Theranos founder and CEO Elizabeth Holmes leaves the Robert F. Peckham U.S. Federal Court on June 28, 2019, in San Jose, California. (CNN) - Elizabeth Holmes, founder of failed blood-testing startup Theranos, will go to trial August 4, 2020, a federal judge ruled Friday in San Jose, California. Holmes was indicted on federal wire fraud charges in June 2018 and stepped down from the company minutes before the charges were made public. Holmes and Balwani are both charged with two counts of conspiracy to commit wire fraud and nine counts of wire fraud. In September 2018, Theranos announced it was preparing to dissolve.