Clearing the name: Debunking HIV’s 'Patient Zero'

A lot of people been wondering, where does HIV come from? And why did it reach America? In the process of finding when and where the virus took hold in America, a man was exonerated and accused of spreading the disease in North America. According to sociologist William Darrow, a sociologist together with his colleagues in CDC (US Centers for Disease Control and Prevention), went to California to investigate cases of Kaposi's Sarcoma, a type of skin cancer among gay men.