As Senator John McCain continues to shake up his election team, ABC News reports that the McCain camp has tapped Mike DuHaime as the new political director. DuHaime managed former mayor Rudy Giuliani's unsuccessful presidential bid and was also the regional political director of the 2004 Bush-Cheney reelection effort. McCain is currently in Mexico, where he emphasized that borders must be secured (with "some walls...virtual fences...high-technology equipment") first before immigration reform can happen.......