Air Canada flights grounded as flight attendants union defies return

Air Canada canceled hundreds of flights over the weekend after 10,000 flight attendants defied federal return-to-work orders amid a strike over fair pay. The Canadian Industrial Relations Board declared the strike by Air Canada's flight attendants "unlawful" Monday morning and ordered union leaders to direct the flight attendants to return to work, according to an update from Air Canada. The Air Canada Component of the Canadian Union of Public Employees, or CUPE, has until 12 p.m. ET Monday to provide a written public notice telling its members to resume work and end all activities related to the strike. The work stoppage went into effect at 12:58 a.m. ET on Saturday. At the center of the dispute are salary negotiations between Air Canada and the CUPE flight attendants union, which says th