This is her 15th national union endorsement, compared to two for Bernie Sanders.
Dems accuse the State Department Office of Inspector General of leaking information.
Longtime Clinton ally Terry McAuliffe touted the impact of TPP on his state.
"We actually are doing high-fives right now," tweeted Brian Fallon, Clinton's press secretary.
Hillary Clinton signed a similar agreement in August.
A review of thousands of documents from the Clinton Presidential Library was unable to substantiate...
Her stance differs from her Democratic rivals, both of whom oppose the death penalty.
Attacks between Bernie Sanders and Hillary Clinton have increased over the last few days.
Clinton's appearance came about 13 hours after the marathon Benghazi hearing.
Bernie Sanders danced his way onto the stage of a daytime talk-show last week.
Clinton hit particularly hard against Republican front-runner Donald Trump for his comments.
The former secretary of State did not shy away from taking on Bernie Sanders.
This is Clinton's 14th union endorsement.
The comments came during the Democrats' second debate.
This will be her first appearance on the show as a presidential candidate.
Clinton leads 69-21 percent over Sanders.
Jeb Bush leads in financial sector money, as donors were angry with Obama's policies.
More money has been raised so far this year than for the same period in 2014.
Reauthorizing the Ex-Im bank is "a no-brainer," she said.
Sanders took shots at Clinton despite enthusiastic support for her at Iowa Dem event.
She also pledged to hire “aggressive regulators” to review company mergers.
Hillary Clinton is spending at a fast pace but she's also raising an enormous amount of money.
Winners: Clinton and Obama; Sanders and Biden get mixed reviews.