 On June 15, 2011, the 2011 Vancouver Stanley Cup riot occurred after a Vancouver Canucks loss in game 7 of the Stanley Cup final.Robertson attributed the situation to "a small group of troublemakers".Bob Whitelaw, author of a report into the 1994 Vancouver Stanley Cup riot, indicated that authorities had made several mistakes in the planning for the crowd—among them allowing parked cars near the screens and leaving newspaper boxes nearby which could be used as projectiles.