Former Miami Dolphin's fullback, Rob Konrad, swam 16 hours and up to 27 miles through shark infested water 4 days ago after accidentlly falling off his boat. Check out his amazing survival story!

Konrad, from North Andover, Massachusettes, knows he was lucky to make it home. He's quoted in the Boston Herald as saying:

I shouldn't be here,” said Konrad, fighting back tears. “Sixteen hours in the water and swimming all that time. I'm very humbled and thankful.”

Konrad gives the details of his story in his press conference on Tuesday...as ABC News describes the events: