TORONTO - Canadian pop star Justin Bieber is under police investigation over an alleged laser tag game mishap with a 12-year-old.

The Vancouver Sun reported Sunday that Bieber, 16, was trying to avoid getting tagged during a game on Friday and accidentally knocked over the unidentified boy, whose injuries were minor.

"There is an active investigation," Royal Canadian Mounted Police spokeswoman Corporal Annie Linteau told the paper. "We are in the process of interviewing a number of people that saw what might have happened."

Bieber is due to perform a show in Vancouver on Tuesday.