New NFL Rules 2014: Illegal Contact, Defensive Holding, Other Changes Fans Should Know For Week 1

At some point during the first NFL Sunday of the 2014 season, fans across the nation will yell from their living rooms or stadium seats, deriding a referee's use of his yellow flag. It happens as often as a team claims a first down, or a coach's face turns red after a player's blunder. But this season, due to the NFL's rules changes to such penalties as illegal contact and defensive holding, some plays that wouldn't have warranted a flag in 2013 could get one this season.