CNN

Federal agents watched in horror as an unknown man in an internet photo appealed for stomach-churning advice -- how to rape the child beside him. And as the clock ticked, their only clue to track the pair down is a blurred road sign.

Mark Quarterman says the slaughter of elephants for their tusks is at its worst in decades. As demand for ivory soars in Asia, Africa's vicious militant groups are killing elephants to pay for their arms and ammunition.

A second day of digging in a Detroit field yielded no sign of the remains of former Teamsters boss Jimmy Hoffa. Undeterred, authorities will resume their hunt Wednesday morning.

Journalist Michael Hastings, known for his 2010 profile of Gen. Stanley McChrystal that led to the officer's abrupt retirement, died in a car accident in Los Angeles on Tuesday.

George Gascon, a former police chief, says immigrants are less likely to report if they are victims of crimes if they fear police. It's in law enforcement's interest to bring them out of shadows

A police dog died of heat stroke after being left in a patrol car in Woodstock, Georgia, authorities said Tuesday.

Yury Fedotov says progress has been made but not fast enough to help millions of trafficking victims

The Pentagon unveiled plans Tuesday for fully integrating women into front-line and special combat roles, including elite forces such as Army Rangers and Navy SEALs.

Wendy Weiser says the Supreme Court's ruling on Arizona voting restrictions was a win for voters, but why stop there? It's time to modernize the U.S. election system

A mentally disabled woman and her child were held in an Ohio apartment for two years, forced to perform manual labor and threatened with dogs and snakes to keep them compliant, federal authorities said Tuesday.