Pop star Justin Bieber was under investigation Sunday for possible misdemeanor battery against a photographer, authorities said.
Los Angeles County sheriff's detectives were investigating claims by a photographer that Bieber struck him after he snapped photographs of the singer and his girlfriend, actress Selena Gomez, at the Commons at Calabasas Shopping Center.
The photographer complained of pain and was taken by the Los Angeles County Fire Department to a hospital, where he was treated and released.
Anyone with information about the incident is asked to contact detectives at (818) 878-1808. Anonymous tipsters may contact Crime Stoppers at (800) 222-TIPS (8477).
A spokesperson for Bieber did not immediately respond to messages seeking comment.
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--Garrett Therolf
Photo: Selena Gomez and Justin Bieber arrive at the American Music Awards in L.A. in November 2011. Credit: Valerie Macon/AFP/Getty Images