The Canada Industrial Relations Board declared a strike by 10,000 Air Canada flight attendants illegal Monday and ordered them back on the job after they ignored an earlier order to return to work an...

A strike by 10,000 Air Canada flight attendants has been deemed illegal, and workers ordered back on the job.

“We will be challenging this blatantly unconstitutional order that violates the charter rights of 10,000 flight attendants, 70 percent of whom are women, and 100 percent of whom are forced to do hour...