6 / 17
Former Utah Gov. Jon Huntsman, second from right, walks with his family at Liberty State Park in Jersey City, N.J., Tuesday, June 21, 2011, before announcing his bid for the 2012 Republican presidential nomination. (AP Photo/Mel Evans)

Former GOP candidate Jon Huntsman

Jon Huntsman withdrew from the Republican race for president on January 15 and endorsed his former rival, Mitt Romney.