country when i was a prisoner in someone else's. >> reporter: when mccain remarried in 1980, wife cindy's home state of arizona became his political base. elected to congress and six terms in the u.s. senate where he became known as the maverick. mccain often angered conservatives over issues like immigration, railed against washington's penchant for pork barrel spending and challenged his own party's president, george w. bush to change strategy in the iraq war. >> early on i came out and said this could be not only a long struggle but a losing one unless we change the strategy. >> reporter: mccain's presidential ambition boarded his straighttalk -- straight talk express twice winning the new hampshire primary but having to wait another eight years to become the republican candidate for president. >> i'd fight to restore the pride and principles of our