GOP shuns immigration hardliner in Ariz. (AP)

By JENNIFER TALHELM and ARTHUR H. ROTSTEIN, Associated Press Writers 2 hours, 2 minutes ago TUCSON, Ariz. - Randy Graf is a tough-on-immigration Republican in a district that is fed up with people pouring illegally across the border and hasn't elected a Democrat to the House in two decades. Yet Graf's national party is turning its back on him, the retiring Republican congressman he wants to succeed has disavowed his candidacy and he's finding trouble getting traction beyond the most secure GOP voters ...