Four people were killed and a fifth was injured in a mass shooting at a Midtown Manhattan office building on Monday.The injured victim was an employee at the NFL, according to NFL Commissioner Roger Goodell.

The four victims who were shot and killed by a gunman inside a Midtown Manhattan office building on Monday night have been identified.They include two women — a Blackstone executive and a Cornell graduate — and two security guards,

NEW YORK (Reuters) -Bankers and traders returned to work on a somber Tuesday morning in Midtown Manhattan, New York's financial epicenter, one day after a shooting that killed four people, including a senior Blackstone executive.