Hours after a four-year contract between the United Automobile Workers and General Motors expired without an extension, the union voted to kick off a nationwide strike against the automaker at 11:59 pm Sunday. The move would leave plants darkened and upwards of 49,000 auto workers on the picket line.

In a letter to members, UAW leadership said that while “some progress” has been made in its negotiations with GM, numerous outstanding issues remain — among them, wages, health benefits, temporary employees, job security, and profit sharing.

Given a number of looming or already completed plant closures announced by GM last fall, the union picked the automaker as its first bargaining target. UAW bargaining units for Ford and Fiat Chrysler opted to extend their deadlines. (Read More…)