Photos: Gunman opens fire at Chicago's Mercy Hospital

Emergency vehicles sit outside Mercy Hospital where a gunman shot multiple people on November 19, 2018 in Chicago, Illinois. Several people were shot including a police officer and the gunman. Joshua LottImage copyright 2018 Getty Images. All rights reserved. This material may not be published, broadcast, rewritten, or redistributed.
Mercy Hospital workers are escorted from the hospital after a gunman shot multiple people on November 19, 2018 in Chicago, Illinois. Multiple people were shot including a police officer and the gunman. Joshua LottImage copyright 2018 Getty Images. All rights reserved. This material may not be published, broadcast, rewritten, or redistributed.
CHICAGO, IL - NOVEMBER 19: Police officers stand at one of the entrances at Mercy Hospital after a gunman shot multiple people on November 19, 2018 in Chicago, Illinois. Several people were shot including a police officer and the gunman. Joshua LottImage copyright 2018 Getty Images. All rights reserved. This material may not be published, broadcast, rewritten, or redistributed.
Police officers stand near a window at Mercy Hospital after a gunman shot multiple people on November 19, 2018 in Chicago, Illinois. Multiple people were shot including a police officer and the gunman. Joshua LottImage copyright 2018 Getty Images. All rights reserved. This material may not be published, broadcast, rewritten, or redistributed.
Police officers stand outside Mercy Hospital where a gunman shot multiple people on November 19, 2018 in Chicago, Illinois. Multiple people were shot including a police officer and the gunman.Joshua LottImage copyright 2018 Getty Images. All rights reserved. This material may not be published, broadcast, rewritten, or redistributed.
Police secure the scene near Mercy Hospital after a gunman opened fire on November 19, 2018 in Chicago, Illinois. Scott OlsonImage copyright 2018 Getty Images. All rights reserved. This material may not be published, broadcast, rewritten, or redistributed.
Mercy Hospital workers are escorted from the hospital after a gunman shot multiple people on November 19, 2018 in Chicago, Illinois. Several people were shot, including a police officer and the gunman. Joshua LottImage copyright 2018 Getty Images. All rights reserved. This material may not be published, broadcast, rewritten, or redistributed.