Jordan Mason reveals 49ers may have broken NFL rule with Christian McCaffrey missing Week 1 game

The San Francisco 49ers revealed in shocking fashion that star running back Christian McCaffrey would not be playing in the team’s opening game against the New York Jets on Monday night. 

However, what was shocking to everyone else did not seem so to his backup, Jordan Mason, who might have revealed the team broke an NFL rule following its 32-19 win on "Monday Night Football."

Mason, who had a career night in his first-ever start for the 49ers, was talking to ESPN’s Lisa Salters after...