Plot: 2010/04/06 Headlines: 25 Die in WV Coal Mine Explosion; Obama to Issue New Nuclear Posture Review; Leaked Video Shows US Killing Reuters Staff in Iraq; 28 Die in Baghdad Bombings; NATO Air Strike Kills Four Civilians in Afghanistan; US-Backed Pakistani Troops Accused of Carrying Out Assassinations; Some Schools Reopen in Haiti; US to Fine Toyota $16. 4 Million; WellPoint CEO Receives 51 Percent Salary Increase; Texas Man Arrested for Threatening Abortion Clinic; Record Temperatures Reported in Northeast; UC Berkeley Student Protesters Face Seven-Month Suspension