CANTON, Ohio, April 4 [Category: Sports] -- The National Football League posted the following news: * * * Bears sign veteran backup QB Case Keenum to one-year contract Case Keenum is bringing his 11 years of NFL experience to a quarterbacks room that could use it. Keenum is signing a one-year deal with the Chicago Bears, the team announced Friday afternoon. Keenum's NFL journey has truly become an odyssey. Chicago becomes Keenum's ninth team in what will be his 12th professional season, a  more