Troubled Browns quarterback Johnny Manziel is being investigated by police in Texas following a disturbance during which he may have assaulted his ex-girlfriend. Manziel, who has had two tumultuous seasons in the NFL, was identified by Forth Worth police after they were called at about 2 a.m. Saturday to investigate a report of a possible assault at an apartment complex. Sgt. Steve Enright later identified him as Manziel. More...