The Trump administration implements sweeping tariffs while securing deals with key partners and maintaining temporary truces with Mexico and China.

Air Canada flight attendants want to make gains on unpaid work that go beyond recent advances secured by their U.S. counterparts, a union leader said on Wednesday, in a fresh test of the way airlines compensate cabin crews.

Air Canada offered its flight attendants an overall increase of more than 30% over four years ahead of a potential strike, according to a person familiar with the negotiations.

Canada is battling more than 700 active wildfires across the country, roughly two-thirds of which are burning out of control, according to the Canadian Interagency Forest Fire Center (CIFFC). Smoke billowing from the blazes has blanketed central Canada and the northern U.S., prompting widespread air quality alerts.

Smoke from fires across the West and Canada is causing potential health risks for people across the U.S. Satellite images show smoke from the wildfires in California is creating unhealthy air as far away as Las Vegas.