Authorities have identified the four victims of the recent shooting in a Manhattan office building. They are NYPD Officer Didarul Islam, Wesley LePatner, an executive at Blackstone, Julia Hyman, a recent Cornell University graduate, and Aland Etienne, a security officer at the building. The investigation into the shooting is ongoing, and further details are expected to be released as the investigation progresses. The incident has prompted increased security measures in the area.