The New York Police Department urged travelers to avoid Grand Central Station on Saturday, citing a police investigation.

NEW YORK CITY, N.Y. — At least three people were injured in a stabbing Saturday morning at Grand Central Station in New York City. 

New York police officers responded to the scene and shot a man on a station platform who authorities said was wielding a knife. He was listed in critical condition, according to the agency. 

The three people who were stabbed were identified as an 84-year-old man, a 65-year-old man, and a 70-year-old woman. All three were brought to a hospital and were expected to survive.  

Two police officers were also evaluated at a hospital, according to the Associated Press. 

The New York Police Department asked travelers to avoid Grand Central Station in a post on X, citing a police investigation, and the Metropolitan Transit Authority confirmed several subway trains were not stopping at the station. 

A spokesperson with the New York Police Department said it would be releasing updates about the investigation at a later time. 

This story is developing and may be updated. The Associated Press contributed to this report.Â