Video: St. Patrick's party ignites mayhem in London, Ont. Add to ... CP Video Published Sunday, Mar. 18 2012, 3:40 PM EDT Last updated Sunday, Mar. 18 2012, 3:40 PM EDT A mob of St. Patrick's day revellers have caused havoc in the streets of London, Ontario. The crowd flipped a news van, setting it on fire, and attacked authorities who tried to intervene. Watch More Video: Raw: Mandela casket returns to morgue Census resister says she doesn't regret her decision Justin Trudeau questions timing of Canada Post news PM announces new scholarships to honour Mandela India rights activists dismayed by gay sex ruling Gay deputy mayor plans to represent Vancouver in Sochi Christmas cards from B.C.'s gun-toting Santa Claus return Toronto woman charged with putting contract on husband Water flows through Detroit's vacant buildings Growing, selling, smoking weed now legal in Uruguay Diving Santa swims with sharks in Tokyo Glued to toilet seat, Georgia woman says RCMP defend shooting bear in Revelstoke Nigerian rescued from sunken tugboat in Atlantic describes ordeal U.S. condemns violence in Ukraine, considers sanctions Egyptian police fire tear gas to disperse university protesters Canada stands with people of Ukraine, Harper says Surveillance video shows Asiana plane crash in San Francisco Christmas trees lit for Lac-Megantic victims Regulatory impasse leaves libido-boosting 'female Viagra' in limbo Comments AA More Related to this Story Video: London cleans up after ugly St. Patrick's Day riot Social networks fuel the riot, capture the mayhem and identify suspects Video: St. Patrick's Day riot in London, Ont.