The NBA has disciplined another player this season, this time it’s Miami Heat guard Mario Chalmers. Chalmers will be suspended one game (served tonight against Charlotte) for a forearm to the head of Dallas Mavericks forward Dirk Nowitzki in Friday night’s game. Chalmers was unhappy with the ruling by the league. He later took to Twitter to explain his side of the story. Never in my career been a dirty player. It’s clear that my arm was being held and that’s wat caused