Stephon Marbury & Gabe Pruitt: The Boston Celtics have signed Stephon Marbury to a 1-year contract that is a pro-rated share of the veteran’s minimum of $1.3 million. “We are very excited to have a player of Stephon’s caliber joining our team,” Celtics general manager Danny Ainge said in a statment. “Our entire organization is confident in the belief that Stephon can play an important role in helping us to win another championship.” [ESPN.com] Jessica Camerato of WEEI.com is reporting that the Celtics have suspended Gabe Pruitt for 2 games for conduct detrimental to the team. Pruitt was arrested on suspicion of DUI in Los Angeles after the Celtics loss to the Clippers. [WEEI.com]