Texas Gov. Rick Perry and his wife, Anita, arrive for a news conference in North Charleston, S.C., on Thursday, Jan. 19, 2012, at which he announced the suspension of his GOP presidential campaign and his endorsement of former House Speaker Newt Gingrich. (AP Photo/David Goldman)

Photo by: David Goldman

Texas Gov. Rick Perry and his wife, Anita, arrive for a news conference in North Charleston, S.C., on Thursday, Jan. 19, 2012, at which he announced the suspension of his GOP presidential campaign and his endorsement of former House Speaker Newt Gingrich. (AP Photo/David Goldman)