Florida Keys December 5, 2023 12:16 pm Deadly crash causes road closure at Mile Marker 21 in the Florida Keys A fatal accident in Monroe County involving a semitruck has temporarily closed north and southbound lanes on the road to the Florida Keys early Tuesday morning, officials said.i US & World Videos 3:14 New video shows boater at dock before and after Biscayne Bay tragedy 2:16 Attorney looking into whether ‘vigilante-style' operation was legal 2:48 Family says Hollywood man shot two nephews before turning gun on himself 2:52 Haitian Flag Day in South Florida has become a movement over the years 0:55 Scene of rollover crash involving tractor-trailer on Sawgrass Expressway