The scuffle allegedly happened when the photographer tried to snap pictures of the 18-year-old and his girlfriend Selena Gomez, after they walked out of a mall. Sheriff Lt. Robert Wiard says the photographer in question called 911 on Sunday and complained of pain to his chest.

Losing his cool: Justin Bieber is wanted for questioning by Los Angeles County Sheriff's investigators after a paparazzo complained of being roughed up by the pop star.u00a0File Pic/Getty Images