2011/07/29 Headlines: GOP Delays Debt Ceiling Vote, Dems Vow Senate Defeat; Fighting Erupts in Somali Capital over Food Aid; Norway Shooting Suspect Bought Ammo Clips in U.S.; Libyan Rebels' Military Chief Slain; U.N.: No Progress in Libya Talks; 40 Killed in Afghan Attacks; Syrian Crackdown Continues; Group Claims 3,000 Missing; Palestinian Authority President Calls for Mass Protests to Back Statehood Bid; Trial over 1982 U.S.-Backed Massacre Begins in Guatemala; AWOL Soldier Charged with Ft. Hood Attack Plot; U.S., North Korea Diplomats Hold Talks; Judge Overseeing Phone-Hacking Inquiry Appeals for Aid of News of the World Journalists; Blackwater Relocates Headquarters to D.C.; DSK Accuser Speaks Out, Vows Perseverance; 11 Arrested Protesting Budget Cuts; Labor Rights Activist Richard Chávez Dies at 81