YouTube's ex-CEO Susan's 19-year-old son Marco found dead at UC Berkeley

YouTube's former CEO Susan Wojcicki's 19-year-old son Marco Troper was found dead in his dormitory at the University of California, Berkeley. The cause of death is not currently known, but there were no signs of foul play, according to campus police. Troper's grandmother, Esther Wojcicki, believes he died of a drug overdose.