endorsements
The Nation, the self-described "flagship of the left," is feeling the Bern.
Just to clarify, women do own businesses in Iowa.
The 1.3 million-member union says Clinton is its candidate.
She called Clinton the only candidate who "has the determination and toughness to stand up to the corporate gun lobby."
WHAT'S HAPPENING
North America's Building Trades throws in for the front-runner.
With the backing of yet another major union, the Democratic front-runner pulls further ahead of Bernie Sanders in labor support.
It's the second major labor union to throw its support behind Clinton early in the campaign.