MLB fires arbitrator who overturned Ryan Braun's drug suspension.

CBS reports:

MLB informed [Shyam] Das and the players' association of its decision last week. Das had been baseball's permanent arbitrator since 1999, part of what technically is a three-man panel that also includes a representative of management and labor....

Baseball's collective bargaining agreement says the arbitrator can be removed by the players' association or management at any time with written notice.