Lincoln Project Co-Founder Jennifer Horn Resigns

Jennifer Horn, Chairwoman of the New Hampshire Republican Party, at at Concord High School on March 14, 2015 in Concord, New Hampshire. Darren McCollester/Getty Images

Jennifer Horn resigned from the Lincoln Project, which she co-founded, on Friday, according to a statement from the organization.

“Upon careful consideration, I have terminated my relationship with the Lincoln Project, effective immediately,” Horn told the New York Times.