Firefighters extinguish a vehicle fire after a car crash in front of the National Cancer Institute in Cairo on Sunday night. (CNN) - At least 19 people were killed and 30 people were injured in multiple car explosion outside Egypt's National Cancer Institute, the Ministry of Health said, according to state-run Al-Ahram on Monday. Those injured in the explosion were taken to hospitals and legal action will be taken in the case, the ministry said. Images showed smoke billowing as firefighters worked to extinguish the blaze at the scene of the accident on Sunday night. Egyptian Liverpool forward Mohamed Salah offered his condolences to the families of victims and those that were injured.