Toronto: Air Canada has announced its chief executive Michael Rousseau will retire later this year, after he was criticised for his English-only message of condolence following this month’s deadly plane crash in New York. Canada’s largest airline, based in French-speaking Quebec, said on Monday that Rousseau told the board he will leave by the end of the third quarter. Canada is an officially bilingual nation, and Prime Minister Mark Carney had said the English-only message showed a lack of compassion and judgment. “We proudly live in a bilingual country and companies like Air Canada particularly have a responsibility to always communicate in both official languages, regardless of the situation,” Carney told reporters. Antoine Forest, one of the two pilots killed in the crash at LaGuardia Airport, was a French-speaking Quebecer. Forest and Mackenzie Gunther died when the Air Canada Jazz flight from Montreal collided with a fire truck on the runway shortly after landing on March 22.…