Former Democratic Ohio Gov. Ted Strickland gave Obama credit for saving the auto industry, which has led to a surge of jobs in his state, a key prize needed for a November win.

Trumka and CAP President Tom Perriello called the outsourcing of jobs "a dangerous practice" and one of the most important issues for working people to consider in this election.

Perriello said the "acceleration in this debate over sending jobs overseas has come from voters more than lawmakers in Washington."

In the past several weeks, Trumka said Obama has separated himself from Romney by showing his commitment to investing in America, while Romney continues on his path to shift jobs overseas.

He cited Romney's experience with Bain Capital, where he closed factories, laid off workers and stashed money offshore.

Trumka called Romney the "happy outsourcer" and pressed for him to support a jobs bill by Sen. Debbie Stabenow Deborah (Debbie) Ann StabenowSunday Shows: Trump's court pick dominates Booker says he will ask Amy Coney Barrett if she will recuse herself from presidential election-related cases Schumer says Trump tweet shows court pick meant to kill off ObamaCare MORE (D-Mich.) that aims to bring jobs back to U.S. shores.

He said the union would be committed to electing candidates who are committed to keeping jobs here as well as "defeating every last politician who backs outsourcing."