Washington, Feb 9 : Pop star Chris Brown is being investigated by the L. A police department after an unnamed woman accused him of domestic abuse.

According to sources, the unnamed is superstar Rihanna.

The police statement said Brown and a woman were in a vehicle near Hollywood''s Hancock Park when `they became involved in an argument.'

A woman with visible injuries identified Brown as her attacker but the pop star had already left the scene when authorities arrived.

Now, he is being investigated by the LAPD for an alleged domestic violence termed the `felony battery' offence.

However, some sources are claiming that Brown is incapable of committing such a ghastly act.

"Chris is a good kid, well brought up," Fox news quoted a source, as saying. (ANI)