Reuters reports that several people were killed and more injured. In a series of Twitter posts, the New York City Police Department announced that a vehicle entered the bike/pedestrian lane, striking several people, and eventually exited "displaying firearms & was shot by NYPD." A suspect has been taken into custody. Tweets wildly speculating about the nature of the attack are already rife on social media.

The bike path is very close to my old office building at 7 World Trade.

Update: The Associated Press reports that the dead now number eight. The suspect detained after the attack has been identified as a 29-year-old Uzbeki man named Sayfullo Habibullaevic Saipov.