Two months after failing to deliver South Carolina for former Gov. Mitt Romney, South Carolina Gov. Nikki Haley will return to the frontrunner's campaign trail this weekend.
Haley will speak on Romney's behalf at the Pennsylvania Leadership Conference in Camp Hill, Pa., at 2:15 p.m. Friday.
Presidential candidates Rick Santorum and Newt Gingrich will also speak at the two-day event, but Romney is not expected to attend.
The Pennsylavania primary takes place April 24.
Haley's sought-after endorsement proved insignificant for Romney in South Carolina, where . Since the January primary, , including missing Romney's gathering on the night of the primary.
And in her return to the campaign, Haley will look to boost Romney's standing in a state he is expected to lose.
Santorum served as a Pennsylvania senator for 12 years and is projected to win the Keystone State handily.