Toronto filmmaker and conservationist Rob Stewart is missing after a Tuesday night dive off the coast of Florida. — @teamsharkwater"It's extremely rare that even experienced divers are qualified to do that kind of dive," Stewart's sister said. Sharkwater filmmaker Stewart, shown during the Toronto International Film Festival in 2013, vanished while diving near Islamorada in the Florida Keys. Stewart's sister stressed his love for the environment, something evident in his work as a filmmaker. Stewart's work resonates "around the globe," said Titus, a member of the board of directors for the United Conservationists Society of Canada.

Source: CBC News February 01, 2017 11:45 UTC