The New York City office building at 345 Park Avenue where a deadly shooting occurred serves is the headquarters of investment firm Blackstone, as well as the NFL and Rudin Management.

Shane Devon Tamura, 27, was identified as the shooter who had driven across the country from Nevada and arrived in New York City hours before the shooting, according to officials. Tamura shot himself in the chest on the 33rd floor of the building before police found him.