Justin Trudeau to attend a ceremonial service to commemorate the Parliament Hill attack

Ottawa: Prime Minister Stephen Harper will attend a ceremonial service to commemorate the Parliament Hill attack and the lives of Corporal Nathan Cirillo and Warrant Officer Patrice Vincent.

He will be joined by his wife Laureen, Their Excellencies the Right Honourable David Johnston, Governor General of Canada, and Mrs. Sharon Johnston, Justin Trudeau, Prime Minister-designate of Canada, Mrs. Sophie Grégoire-Trudeau, and General Jonathan Vance, Chief of the Defence Staff.