The LAPD is currently investigating multiplatinum-selling singer Chris Brown for assault following an alleged domestic violence felony battery against an undisclosed woman at 12:30 AM Sunday morning in Los Angeles, law enforcement officials tell TMZ.com.

According to the LAPD, the 19-year-old star and the woman were in a vehicle on North June St. in the Hancock Park area of LA, where the victim claims an argument occurred. Chris allegedly stopped the car and the woman suffered “visible injuries–” she has identified the singer as her attacker.

Chris and girlfriend Rihanna have pulled out of the Grammy Awards following the violent incident.

“Mr Brown is a suspect that we are looking for… we would definitely like to speak with him,” a spokesperson for the LAPD said in a statement on Sunday.

Rihanna was scheduled to perform and is nominated for three Grammys. Chris is up for two awards at the ceremony.