Dr. Mark Wainberg, a Montreal-based trailblazer in HIV/AIDS research and an internationally renowned scientist, died Tuesday after swimming in rough water in Bal Harbour, Fla. Acting police chief Miguel De La Rosa said authorities had posted a warning on the beach Tuesday about high surf and high current conditions. (Stuart Nimmo/Canadian Press)De La Rosa said Wainberg's family was with him and his son had tried to rescue him. Dr. Mark Wainberg, right, died Tuesday afternoon in Florida. Wainberg devoted his life's work to AIDS research and HIV/AIDS awareness, serving as president of the International AIDS Society from 1998 to 2000.

Source: CBC News April 12, 2017 19:47 UTC