Authorities stand near a damaged Home Depot truck after a motorist drove onto a bike path near the World Trade Center memorial, striking and killing several people. (Bebeto Matthews/AP Photo)
Police and ambulances respond after a motorist drove onto a busy bicycle path near the World Trade Center memorial and struck and killed several people Tuesday, Oct. 31, 2017. (AP Photo)
Police secure the scene at a bike path after a motorist drove onto the path near the World Trade Center memorial, striking and killing several people Tuesday. (Craig Ruttle/AP Photo)
Emergency personnel carry a man into an ambulance after a motorist drove onto a busy bicycle path near the World Trade Center memorial and struck several people Oct. 31, 2017. (Mark Lennihan/AP Photo)
In this still image taken from video, police and ambulances respond to report of gunfire a few blocks from the World Trade Center in New York on Tuesday, Oct. 31, 2017. (AP Photo)
New York Police Department officers gather near the scene Tuesday Oct. 31, 2017, in New York. (Bebeto Matthews/AP Photo)
Paramedics lift an individual into an ambulance near the scene after reports of a deadly shooting Tuesday Oct. 31, 2017, in New York. (Bebeto Matthews/AP Photo)
Authorities respond near a damaged school bus. A motorist drove onto a busy bicycle path near the World Trade Center memorial and struck several people police and witnesses said. (Mark Lennihan/AP Photo)
Authorities respond near a damaged school bus Tuesday, Oct. 31, 2017, in New York. (Bebeto Matthews/AP Photo)
Bicycles and debris lies on a bike path after a motorist drove onto the path near the World Trade Center memorial, striking and killing several people Tuesday, Oct. 31, 2017. (Craig Ruttle/AP Photo)
Bicycles and debris lay on a bike path after a motorist drove onto the path near the World Trade Center memorial, striking and killing several people Tuesday, Oct. 31, 2017. (Craig Ruttle/AP Photo)