Daily Mail | Polish investigators have found traces of explosives on the wreckage of a government jet that crashed in Russia two years ago, killing Poland's president and 95 others, Polish media claimed today. Poland's Rzeczpospolita newspaper said prosecutors and explosive experts who examined the remains of the plane in Russia found signs of TNT and nitroglycerin on the wings and in the cabin, including on 30 seats.

NYT |  The Afghan Defense Ministry went into a near-total lockdown on Tuesday after the discovery of 10 suicide vests and the arrest of more than a dozen Afghan soldiers suspected of plotting to attack the ministry and blow up commuter buses for government employees, Afghan and Western officials said.

Examiner | For many years investigative reporters have suspected that Timothy McVeigh and Terry Nichols did not act alone in perpetrating the Oklahoma City bombing in 1995 that killed 168 Americans and injured hundred more. According to newly-released documents, formerly classified, those suspcions were correct. The bombing was the work of Muslim terrorists. In a report released April 5 by the Center for Public Integrity, the FBI sat on explosive information indicating that the bombing was ordered by the Iraqi Special Services unit. 

Wired | An American-led military unit pulverized an Afghan village in Kandahar’s Arghandab River Valley in October, after it became overrun with Taliban insurgents. It’s hard to understand how turning an entire village into dust fits into America’s counterinsurgency strategy — which supposedly prizes the local people’s loyalty above all else. But it’s the latest indication that Gen. David Petraeus, the counterinsurgency icon, is prosecuting a frustrating war with surprising levels of violence. Some observers already fear a backlash brewing in the area.

AP | A man accused of plotting to kill military recruiters with a car bomb was a victim of entrapment and was incapable of building or detonating explosives, his attorney said Monday. Antonio Martinez, 21, was arrested last week in an FBI sting after agents said he tried to detonate a phony bomb outside a Catonsville recruitment center. He's charged with attempted murder of federal officers and attempted use of a weapon of mass destruction.