CHICAGO (CBS) — There is a large police presence in the West Garfield Park neighborhood, near the intersection of Karlov and Madison.

Chopper 2 captured dozens of officers in the area, but the reason for the response was not immediately clear.

There were reports, not yet confirmed, of an officer injured in the area.

Police respond to an incdent in West Garfield Park. (CBS)

A person in the crowd threw a glass bottle, hitting a local television vehicle. The response comes after a night of looting and violence downtown.