Former Alaska Gov. Sarah Palin, left, endorses Republican presidential candidate Donald Trump during a rally at the Iowa State University, Tuesday, Jan. 19, 2016, in Ames, Iowa. (AP)
Former Alaska Gov. Sarah Palin, left, endorses Republican presidential candidate Donald Trump during a rally at the Iowa State University, Tuesday, Jan. 19, 2016, in Ames, Iowa. (AP) Mary Altaffer AP
Former Alaska Gov. Sarah Palin, left, endorses Republican presidential candidate Donald Trump during a rally at the Iowa State University, Tuesday, Jan. 19, 2016, in Ames, Iowa. (AP) Mary Altaffer AP