Here are the key points.
What happened: A rented Home Depot truck, driven by a 29-year-old man, plowed into pedestrians on Manhattan's West Side Highway bike path, near the World Trade Center, in what authorities called a terror attack.
The victims: Eight people were killed. At least 11 others were injured.
The suspect: Two law enforcement sources familiar with the investigation identified the suspect as Sayfullo Habibullaevic Saipov. He is from Uzbekistan and came to the United States in 2010, sources said. A note found in the truck claimed the attack was for ISIS, a source said.