Chalabala/iStock(CHICAGO) — A suspect has been apprehended after an active shooting in Aurora, Illinois, city officials said.

The city of Aurora, located about 40 miles east of Chicago, announced on its Twitter account that that alleged shooter had been caught.

"THE SHOOTER HAS BEEN APPREHENDED!" the tweet read.

EMERGENCY UPDATE | 3 p.m.
THE SHOOTER HAS BEEN APPREHENDED! The area is still on lock down!
More information will be provided soon.

— City of Aurora, IL (@CityofAuroraIL) February 15, 2019

Officials did say a lockdown is still in place.

Nearby hospital, Rush-Copley Medical Center, tweeted that they have received two patients who are being treated for non-life threatening injuries connected to the shooting.

Rush Copley is assisting those involved in the active shooter incident in Aurora. The hospital has received two patients who are being treated for non-life threatening injuries.

— Rush Copley (@rushcopley) February 15, 2019

The active shooter was first publicly confirmed by the city on its Twitter account.

The Chicago field office of the Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF) had announced earlier that it responded to the scene.

FBI agents out of the Chicago field office also responded to the scene and assisted law enforcement, a spokesperson for FBI-Chicago told ABC News.

White House press secretary Sarah Sanders said that the president has been briefed and is monitoring the situation.

Sen. Tammy Duckworth, D-Illinois, thanked the "brave" first responders, and called it "a scary, sad day for all Illinoisans and Americans."

"I am monitoring the situation in Aurora, Illinois. This is a scary, sad day for all Illinoisans and Americans. Thank you to the brave first responders who risked their lives this afternoon and apprehended the shooter," she wrote on Twitter.

I am monitoring the situation in Aurora, Illinois. This is a scary, sad day for all Illinoisans and Americans. Thank you to the brave first responders who risked their lives this afternoon and apprehended the shooter.

— Tammy Duckworth (@SenDuckworth) February 15, 2019

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