Numerous reports saying the two were involved in a car accident and a rep for Rihanna reportedly did not confirm or deny the story when asked for comment by MTV News. "Rihanna is well. Thank you for the care and support" her longtime record company spokesperson confirmed to BlackVoices.com via email. Read More From BV

"After stopping his car, Brown and the woman got out and the argument escalated," the Los Angeles police Department said. "The woman suffered visible injuries and identified Brown as her attacker."

The LAPD received a 911 call reporting the disturbance and, according to the statement, when officers arrived they found the victim, but Brown had already left the scene.

An LAPD spokeswoman declined further comment.

Brown, who released his first album in 2005 at the age of 16, the self-titled "Chris Brown," topped the charts with his hit single "Run It!" Brown's ad campaign with Wrigley was suspended Monday until his criminal case is resolved. A statement released by the company acknowledged "serious allegations made against Chris Brown," but added that Brown should be "afforded the same due process as any citizen."

Barbados-born Rihanna has already logged four No. 1 singles since breaking onto the charts in 2005.

She won a 2007 Grammy Award for her single "Umbrella," a collaboration with the rapper Jay-Z, and had been scheduled to perform her latest hit, "Disturbia," Sunday night.