An Iowa Starting Line/Change Research poll released on Monday shows Biden and Sanders each receiving 24 percent support among likely Democratic caucusgoers in Iowa.

They’re trailed by South Bend, Ind., Mayor Pete Buttigieg, who received 14 percent of the vote, Sen. Elizabeth Warren (D-Mass.), who came in fourth with 12 percent, and Sen. Kamala Harris (D-Calif.) who also had double figures at 10 percent support.