Oblivious Yellowstone fisherman has close call with behemoth bison before wife comes to the rescue

An oblivious fisherman at Yellowstone National Park was alerted to a behemoth bison creeping up on him after his fast-thinking wife came to his rescue, wild video shows.  Footage from July 19 shows the checked-out trawler casting his rod in a nearby stream as the big bovine is seen approaching the unsuspecting man from the...