Teammate: Manziel was a “100 percent joke” as a rookie

So why aren’t the Browns declaring Johnny Manziel to be the team’s franchise quarterback?  Based on a new report from ESPN.com, the reasons are plentiful. The article from Jeremy Fowler and Patrick McManamon paints Manziel as being everything that it was feared he’d be, and worse.  Based on interviews with 20 Browns sources, they’ve concluded that…