After saving his own life with a repurposed drug, a professor reviews every drug being tried against Covid-19. Here's what he's found
Updated 1723 GMT (0123 HKT) June 28, 2020
(CNN)Every morning, Dr. David Fajgenbaum takes three life-saving pills. He wakes up his 21-month-old daughter Amelia to help feed her. He usually grabs some Greek yogurt to eat quickly before sitting down in his home office.