2014/05/21 Headlines: Suspected Boko Haram Bombing Kills 118 in Nigeria; U.S. Vows to Halt Vaccination, Health Ruses in CIA Operations; Obama Admin to Release Secret Memo Justifying Drone Strikes on U.S. Citizens; Federal Judge Strikes Down Pennsylvania Same-Sex Marriage Ban; Missouri Death Row Prisoner Wins Stay of Execution; Republicans Defeat Tea Party Challenges in Primary Votes; Oregon Counties Vote to Ban GMO Crops; VA Widens Probe of Clinics in Cover-Up of Veteran Deaths; General Motors Recalls Another 2.4 Million Vehicles over Ignition Defects; Video Shows Israeli Killings of Unarmed Palestinian Youths; NYU Apologizes for Harsh Treatment of Workers at Abu Dhabi Campus; Activist Destroys $500 Million Worth of Student Debt Records in Chile; German Nuclear Physicist Hans-Peter Dürr Dies at 84