Starting second baseman Jason Kipnis and veterans Lou Marson and Shelley Duncan are among 12 players signed to one-year contracts for 2012 by the Cleveland Indians on Friday. Every player on Cleveland's 40-man roster is now under contract. Also signed were right-handers Vinnie Pestano, Frank Herrmann, Zach McAllister, left-handers Nick Hagadone and Scott Barnes, outfielder Ezequiel Carrera and infielders Lonnie Chisenhall, Russ Canzler and Juan Diaz.