Overview: 2010/11/30 Headlines: U.S. Launches Criminal Probe of WikiLeaks; Obama Proposes Salary Freeze for 2 Million Federal Workers; Millions of Unemployed Workers Set to Lose Jobless Benefits; Big Polluters Exempted from Environmental Oversight; Oxfam: Climate-Related Disasters Killed 21,000 in 2010; Climate Change Talks Open in Cancún; Greenpeace Files Lawsuit over Corporate Spying; E.U. Launches Antitrust Probe of Google; Election Monitors OK Haiti Election; U.S. Rejects Six-Party Talks with North Korea; Aid Groups Call for Israel to Lift Blockade of Gaza; Pakistani Man Threatens to Sue CIA over Drone Strikes; Somali-Born Man Pleads Not Guilty to Bomb Plot; Pentagon Study: Most Soldiers OK with Lifting DADT Ban