2014/09/22 Headlines: Up to 400,000 Join Historic People's Climate March in NYC; Global Greenhouse Gas Emissions Hit New Record; U.S. Share Increases 2.9%; Heirs to Rockefeller Oil Fortune Divest from Fossil Fuels; Turkish Hostages Released from ISIS Captivity in Iraq; Over 130,000 Syrian Refugees Flee ISIS into Turkey; Ambassador: U.S. Won't Go it Alone on Syria Strikes; Yemeni Gov't Signs Truce with Shiite Rebels; Thousands Protest Russian Involvement in Ukraine Civil War; U.N.: Sinking of Ship Carrying Gazan Refugees Could be "Mass Murder"; Iraq War Vet with PTSD Detained in Unprecedented White House Breach