49ers’ Dre Greenlaw suspended after headbutt leaves opponent bleeding

Ernest Jones IV was not wearing helmet during incidentLinebacker will miss game against CommandersSan Francisco 49ers linebacker Dre Greenlaw was suspended for one game after headbutting Seattle’s Ernest Jones IV in the wake of a late hit on the Seahawks sideline.The NFL issued the suspension on Monday, saying the headbutt of a player without a helmet during Sunday’s 32-29 win against Seattle was “contrary to...