Johnson to battle to remain a starter

The San Francisco 49ers announced they have signed quarterback Josh Johnson and offensive lineman Corbin Kaufusi to reserve/future contracts. These types of contracts are used to claim the rights to players and they take effect at the start of the new league year. That's when they begin counting against the salary cap. The 49ers Communications staff provided the following rundown. Johnson (6-3, 205) was originally drafted in the fifth round (160th overall) of the 2008 NFL Draft by the Tampa Bay Buccaneers. Throughout his career with the Buccaneers (2009-11), Cleveland Browns (2012), Cincinnati Bengals (2013), San Francisco (2014), New York Jets (2015), Indianapolis Colts (2015), Buffalo Bills (2016), New York Giants