VIDEO: Highlights of her testimony.

37. Jahvaris Fulton is Trayvon Martin's older brother. He told jurors that he was four years older when Trayvon died Feb. 26, 2012. When a 911 tape recording of screams played, he said at first he was in shock and denial, but later recognized it was his brother screaming for help before he was killed.

VIDEO: Highlights of his testimony.

38. Shiping Bao is the medical examiner who performed Trayvon Martin's autopsy.

Highlights of Bao's testimony.