Prosecutors have asked a judge to revoke Chris Brown's probation, saying there is no credible evidence he completed his community service sentence for beating Rihanna, and citing several other incidents that they say point to anger management issues.

Prosecutors have asked a judge to revoke Chris Brown's probation, saying there is no credible evidence he completed his community service sentence for beating Rihanna, and citing several other incidents that they say point to anger management issues.