Charlie Sheen sent to rehab for assault

US actor Charlie Sheen has been sentenced to 30 days in rehabilitation after he pleaded guilty to assault in a domestic violence case.

His wife, Brooke Mueller Sheen, had told police he had put a knife to her throat and threatened to kill her during a row on Christmas Day 2009.

The 44-year-old was put on probation and told to undergo 36 hours of anger management when he appeared at Pitkin County courthouse in Aspento.