FILE - In this Oct. 23, 2016, file photo, San Diego Chargers kicker Josh Lambo, right embraces Chargers defensive end Joey Bosa (99) after Lambo kicked the game winning field goal in overtime of an NFL football game in Atlanta. Don't twerk. Don't pretend to shoot a bow-and-arrow. Don't even think about playing basketball with a football. And, never take your helmet off."Hugs are always legal," Dean Blandino, the NFL's senior vice president for officiating, said in an explanatory video earlier this month. (AP Photo/John Bazemore, File)
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