Deshaun Watson

Johnny Manziel says he's focused on football again -- telling TMZ Sports he's training 5 to 6 days a week and sources say he's "dead serious" about a comeback. The ex-NFL quarterback was leaving Mastro's Steakhouse in Bev Hills Tuesday night ... and told us how well he's been doing. He also…

26 NFL quarterbacks have tried and failed to bring the Cleveland Browns back to glory since 1999 ... but Tajh Boyd believes Clemson star Deshaun Watson is the guy who can finally turn the team around. Boyd -- Clemson's all-time passing yards and TD record holder -- says Watson has a mentality that…