A 2017 study found that more than 87% of football players tested across all levels — high school, college, and pros — tested ...

More than a decade before he turned a Midtown NYC office building into a killing ground, Shane Tamura stood out as a rising ...

Shane Tamura, 27, used a rifle identified as an M-4 during the attack at 345 Park Avenue on Monday, police said.

Investigators are piecing together more details about how a former high school football player who blamed the game for his mental health problems carried out a deadly attack on an office building that ...

The progressive brain disease can be caused by repeated trauma to the head and has caused serious health problems for ...

Multiple coaches, including Aaron Glenn of the New York Jets and Brian Daboll of the Giants, opened their news conferences by referencing the shooting.

A man stalked through a Manhattan office tower firing a rifle, killing four people, including a New York City police officer, ...

Police have identified the man who entered a Midtown Manhattan office building wearing body armor and opened fire killing ...

Police say a gunman who killed four people in a Manhattan skyscraper before taking his own life claimed to have a brain ...

Among the dead were a police officer, a security guard and two people who worked at companies in the building. An NFL ...

Authorities confiscated several items from a Las Vegas apartment tied to a gunman who used an AR-15-style rifle to kill four ...