Amazon’s Whole Foods says Trump’s firings that paralyzed a federal labor regulator invalidate a union vote at a Philadelphia ...

Trump and allied Republicans aim to cast aside the party’s long-held antipathy toward unions and lure more voters.

Costco and the Teamsters union have reached a tentative agreement on a new contract, avoiding a strike, the union said ...

A labor agreement, covering more than 500 U.S. stores, would be the company’s first. Talks stalled last year over wages.

The company is laying off workers after its big contract payoff to the union.

More than 18,000 Costco workers may strike if no fair contract is reached. The Teamsters union challenges the company's ...