The logo of Canada's First Air is seen at its base in Ottawa, Aug. 21, 2011. A Boeing 737 passenger jet of First Air crashed on Saturday near Resolute Bay, Nunavut, in Canada's High Arctic, killing 12 people and injuring three others on board. The cause of the plane crash is still unknown, First Air spokesman Christopher Ferris said here on Sunday. [Xinhua/Mike Carroccetto]