RCMP are recommending assault charges against an adult B.C. hockey coach who appeared to have purposely tripped a 13-year-old player from an opposing team.The RCMP said the incident happened Saturday at Thunderbird Arena on the University of British Columbia campus, where teams from Richmond, B.C., and Vancouver were playing.As the teams shook hands after the game, a 13-year-old player from Richmond fell to the ice, prompting accusations and a call to the police, said Sgt. Paulena Gidda of the RCMP, which polices the campus."To brace himself from hitting the ice, [the player] put both his wrists out and sustained minor injuries to his forearm and wrists," Gidda said in an interview. The player is reported to have broken his wrist."The coach was arrested. Charges will be forwarded at a later date, pending the results of the investigation."Gidda said the coach, who is in his 40s, was later released.Investigators are now reviewing witness statements and video of the incident, she said.