India, July 29 -- Shane Tamura, the gunman in the Manhattan shooting, killed four, including an NYPD cop, before turning the weapon on himself. Tamura, from Las Vegas, carried out this act of violence at 345 Park Avenue, which is owned by Rudin Management.

Didarul Islam, the NYPD cop Tamura killed, was working as security for Rudin Management when the tragedy unfolded.

Rudin is one of the oldest real estate firms in New York, owning office buildings and residential towers totaling around 15 million square feet of space in NYC.

The building where the attack took place is home to several offices belonging to important companies and organizations like NFL, Blackstone Group, KPMG, Rudin Management Company, and Bank of America's financial c...