Crazed gunman Shane Tamura, who shot dead four people at a Midtown Manhattan office building before turning the gun on himself last Monday, suffered from a sports-related concussion and multiple ...

Rudin employee Julia Hyman was killed on the 33rd floor where Tamura shot and killed himself. A person close to Tamura's ...

A weekly call turned into a celebration of heroes as staffers comfort each other through lingering trauma.

U.S. companies are spending record amounts to keep their executives safe in response to rising threats and the killings of ...