International Association of Machinists and Aerospace Workers

Joe Biden Wins Endorsement Of Machinists Union After Rare Rank-And-File Vote

It's unusual for a union to endorse a candidate through such a democratic process.
Byย 

Workers At Boeing's South Carolina Plant Reject Union Just Before Trump Visit

The vote was a high-profile test for organized labor in the nationโ€™s most strongly anti-union state.
By Alwyn Scott and Harriet McLeod, Reuters