NYC Gunman Targeting NFL Spawns Evening of Fear in Manhattan (3)

Business was winding down at 345 Park Avenue on Monday when a man strode across the public plaza just outside the Midtown Manhattan tower with an assault rifle in his hand.

Within minutes, four people were dead, as well as the gunman, in a mass shooting in the epicenter of American finance. The harrowing scene unfolded in the 44-story, dark-glass tower that houses the offices of private equity behemoth Blackstone Inc., consultant KPMG, building landlord Rudin Management and the National Football League.

A mourner leaves a bouquet of flowers outside the Blackstone headquarters in New York on Tuesday.

Photographer: Victor J. Blue/Bloomberg

Wesley LePatner, the chief executive officer for Blackstone Real Estate Income Trust, was among ...