A commuter train traveling eastbound from New York City derailed near the Connecticut suburb of Fairfield during the evening rush hour on Friday and collided with a westbound commuter train, injuring up to 60 people, three critically, officials said.

U.S. President Barack Obama said Thursday military leaders told him they are “ashamed” of their failure to end sexual abuse in the armed services. Obama pledged to “leave no stone unturned” in the effort to halt the abuse, which he said undermines the trust the military needs to be effective.

The U.S. Congress is rethinking the broad authority it gave presidents to wage a war on terror after the Sept. 11, 2001, terrorist attacks in light of how President Barack Obama has used the power to target suspected terrorists with lethal drone strikes.

A mother whose 4-year-old was being abducted chased the suspect down and crashed her vehicle into his car, triggering a manhunt and the arrest of the suspect, Albuquerque police said Thursday.

A U.S. government witness protection program lost track of two former informants tied to terrorist groups and both are now believed to have now left the country, a report revealed Thursday.

A U.S. Army sergeant was sentenced to life in prison without parole on Thursday for killing five fellow servicemen in a shooting spree in Iraq, one of the worst cases of violence by an American soldier against other U.S. troops.

A U.S. man was found guilty of murder Thursday after his paralyzed victim identified him by blinking during a police interview.

Physicist Ernest Moniz won unanimous Senate confirmation Thursday to be the new U.S. energy secretary.

U.S. President Barack Obama said on Thursday he makes “no apologies” for his concern about leaks to the media that could compromise national security or put American military and intelligence officers at risk.

The FBI found images of what appears to be a dead infant with the words “nepi-rape” scrawled on her bare belly during a child pornography investigation, U.S. court records show.