New York City detectives investigating this week's mass shooting were interviewing the attacker's associates in his home ...

Authorities say the man who killed four people at a Manhattan office building bought the rifle he used in the attack and the ...

New York City police detectives searched the Las Vegas studio apartment of the suspected gunman in Monday's mass shooting at ...

New York City police detectives searched a studio apartment in Las Vegas that belonged to the suspected gunman in Monday's ...

The disease has been diagnosed in more than 100 former NFL players and arisen as an existential threat to the United States’ most powerful pro sports league.

Late July is usually a time of great optimism and excitement for the NFL. Training camps are underway, preseason games are ...

Four people were killed on Monday when a man, identified by police as Shane Tamura, walked into the lobby of 345 Park Avenue ...

The gunman who opened fire in a New York City skyscraper, killing four people, including an off-duty cop, bought his $1,400 ...

Shane Tamura, 27, who fatally shot four people in the building that houses the National Football League's headquarters Monday ...

The attack on a seemingly secure building has rattled workers and prompted managers to examine whether they are adequately ...