Summary: Headlines for July 26, 2012; Inside Karl Rove's Secretive Effort to Defeat Obama's Re-Election With Help of Billionaire Donors; "Glock" Author Paul Barrett: Aurora Massacre Latest Tragedy to Show Failures of U.S. Gun Laws; Lockdown in London: Professor, Ex-U.S. Athlete Jules Boykoff on Olympic Censorship & Militarization; "No Papers, No Fear": As Arpaio Fights Arizona Suit, 4 Undocumented Immigrants Reveal Their Status
