A Canadian government panel ordered the flight attendants back to work, but they refused. The strike is affecting about 130,000 travelers around the world each day.

Air Canada has suspended plans to restart operations after the union representing 10,000 flight attendants decided to defy a return-to-work order.

Roughly 10,000 Air Canada flight attendants have refused a government order to get back to work—forcing Canada’s flagship carrier to halt service “until further notice.”