Bombers: Investigators say they found female DNA on one of the Boston Marathon bombs and they’ve taken a sample from Tamerlan Tsarnaev’s widow to see if it matches. Authorities searched the family home of Katherine Russell in Rhode Island and …

 Thin Red Line: The White House reports that with “varying degrees of confidence” US intelligence agencies believe Syrian President Bashar al-Assad used chemical weapons against his own people. But a statement said the US needed conclusive proof before taking action. …

Boston: Investigators told a House panel yesterday that the Boston Marathon bombs were triggered with the kind of radio-remote used for toy cars, leading some authorities to wonder whether Tamerlan Tsarnaev had instruction in more sophisticated bomb making. But the …

Boston: Investigators say that so far it appears that the Boston Marathon bombing suspects acted alone. But investigators are also following leads in Russia where Tamarlan Tsarnaev spent six months. Tamarlan bought large fireworks in New Hampshire. In the week …

Explosion: At least five people are dead and about 165 injured in a huge explosion at a West Texas fertilizer plant. The blast also damaged and destroyed 50-75 homes and businesses. Firefighters were in the plant battling a fire but …