Ian Bush was a Canadian who was killed while in police custody. Significant ongoing controversy has been generated by the case. Ian Bush was a young man living in Houston, B.C. who was shot in the back of the head and killed by Royal Canadian Mounted Police Constable Paul Koester, after being arrested outside a hockey game. Many members of the community believe there were several flaws in the investigation, that there may have been a cover-up and conspiracy to protect Cst Koester. A full inquiry was held by the Commission for Public Complaints against the RCMP.