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. Here's what we know about the four people killed:

Blackstone employees struggled on Tuesday to come to terms with the death of Wesley LePatner, one of the investment firm's senior executives who was gunned down late on Monday as she was leaving her Midtown Manhattan office.

Blackstone confirmed that Wesley LePatner, an executive at the company, died in the mass shooting that occurred at 345 Park Avenue in New York City8. She is one of four victims. The shooter, identified as Shane Devon Tamura,