After Week 1 in the NFL, Alex Barron and Calvin Johnson might be contenders for the worst play of the season. Johnson made what appeared to be the game-winning touchdown catch, only to leave the ball on the field after coming down with it, which according to NFL rules is an incomplete pass.
Barron was guilty of a blatant hold on Redskins defensive end Brian Orakpo on Sunday night, negating what would have been the game-winning touchdown for the Cowboys.
But in the grand scheme of sports, where do Barron's and Johnson's flubs rank? Here's a list of the 20 worst screw-ups, blunders and bloopers in sports.