2015/02/25 Headlines: Obama Vetoes Keystone XL Bill in order to Finish State Dept. Review; Dept. of Homeland Security Risks Shutdown Despite GOP Move for Separate Vote; ISIS Reportedly Kidnaps Dozens in Iraq after Capture of Christians in Syria; Eurozone Ministers Approve 4-Month Extension of Greece Rescue Package; Rebels Withdraw Heavy Weapons as Ukraine Truce Takes Hold; Kerry: Russia Lying "to My Face" on Ukraine; National Security Adviser Calls Netanyahu Visit "Destructive"; Spy Cables Show South Korea Sought Surveillance of Greenpeace Head Kumi Naidoo; Chicago Mayoral Race Heads to April Runoff as Emanuel Falls Short of 50% Vote; Report: Chicago Police Detain, Abuse Prisoners at Secret Site; Ex-Justice Officials Call for Probe; Justice Dept. Won't Charge Zimmerman for Trayvon Martin's Killing