The Teamsters broke with the union tradition of backing Democrats on Wednesday. Here's a look at how it is different from other major unions.

James P. Hoffa, who led the Teamsters for 23 years, said it was a mistake for the union not to endorse Vice President Kamala Harris, the “correct choice for labor.”

WASHINGTON (NEXSTAR) – The Teamsters union is making waves in the presidential election by choosing not to endorse a candidate. Although both Vice President Kamala Harris and former president Donald Trump met with the union, Teamsters president Sean O’Brien announced on Wednesday that neither had made a convincing enough case.