Chicago police interviewed a person of interest Friday evening after a shooting injured one person outside the Whole Foods Market location in the city’s Streeterville neighborhood, authorities said.

According to police, a 50-year-old man and an unknown person were having a verbal altercation outside the building near Grand Avenue and Fairbanks Street around 8:36 a.m. when the person pulled out a firearm and began shooting in the man’s direction. .

According to police, the victim suffered a gunshot wound to the left shoulder. He was transported to a nearby hospital and was last listed in good condition.

A weapon was found at the scene, police said. Chicago police said a person of interest was being interviewed by detectives Friday evening, but provided no additional details.

Photos and video from the scene showed multiple police cars and yellow police tape blocking the busy intersection near the Whole Foods store at 255 E. Grand Ave.

An ambulance was also seen near the building.

In an interview with NBC Chicago, a worker said he saw a man harassing people and heard gunshots. The worker said the man then ran into the Whole Foods parking garage.

A neighbor who did not want to be identified told NBC Chicago that she also heard gunshots and saw a man holding his shoulder.

According to police, the investigation is still ongoing.