Democratic U.S. Sen. Elizabeth Warren, of Massachusetts, is headed back to Minnesota this weekend to stump for Democratic U.S. Sen. Al Franken.

According to the Franken campaign, Warren and Franken will speak at Northfield's Carleton College Saturday and then the two will visit a St. Paul DFL field office.

Warren and Franken have long campaigned for one another.

Warren was in Minnesota in March to speak at a DFL Party fundraiser and stump for Franken and Franken worked for Warren's election in 2012.

The two also fund raised together in Washington, DC at the start of 2013.

Warren has been a popular campaigner for Democratic candidates and causes this cycle. She will also visit Iowa on Monday to campaign for Bruce Braley, the U.S. Senate candidate in that state.

Photo: Sen. Elizabeth Warren in 2012.