The Canadian military is sending a long-range Aurora aircraft to investigate reports of a mysterious explosion along Canada's Northwest Passage that may have killed several whales. The drama apparently began in the early-morning hours of July 31, when an Inuit hunting party at an outpost camp at Borden Peninsula on northeastern Baffin Island was alerted to the sound of an explosion, followed by a cloud of black smoke. An Inuit member of the Canadian Rangers, a military reservist unit stationed in the far North, reported the incident, and said a hunter at the camp saw several dead whales on shore...