CRIME

Denver police investigate fatal shooting downtown

  • A makeshift memorial put up by Denver Police is affixed to a pole early Wednesday, Feb. 1, 2017, near the scene where a contract transit security officer was shot and killed late Tuesday, Jan. 31 in Denver. Police have not released any details about the shooting, which took place by the city's main transit hub, Union Station. (AP Photo/David Zalubowski)

    A makeshift memorial put up by Denver Police is affixed to a pole early Wednesday, Feb. 1, 2017, near the scene where a contract transit security officer was shot and killed late Tuesday, Jan. 31 in Denver. Police have not released any details about the shooting, which took place by the city's main transit hub, Union Station. (AP Photo/David Zalubowski)  (The Associated Press)

  • A makeshift memorial put up by Denver Police is affixed to a pole early Wednesday, Feb. 1, 2017, near the scene where a contract transit security officer was shot and killed late Tuesday, Jan. 31 in Denver. Police have not released any details about the shooting, which took place by the city's main transit hub, Union Station. (AP Photo/David Zalubowski)

    A makeshift memorial put up by Denver Police is affixed to a pole early Wednesday, Feb. 1, 2017, near the scene where a contract transit security officer was shot and killed late Tuesday, Jan. 31 in Denver. Police have not released any details about the shooting, which took place by the city's main transit hub, Union Station. (AP Photo/David Zalubowski)  (The Associated Press)

  • FILE - In this Sept. 22, 2007, file photo, Pastor Scott Von Lanken sings during a conference in Loveland, Colo. Von Lanken was shot to death on Tuesday, Jan. 31, 2017, in downtown Denver while working as a contract security officer for the Regional Transportation District. (Steve Stoner/Loveland Reporter-Herald via AP, File)

    FILE - In this Sept. 22, 2007, file photo, Pastor Scott Von Lanken sings during a conference in Loveland, Colo. Von Lanken was shot to death on Tuesday, Jan. 31, 2017, in downtown Denver while working as a contract security officer for the Regional Transportation District. (Steve Stoner/Loveland Reporter-Herald via AP, File)  (The Associated Press)

Denver police are investigating a shooting downtown that left one man dead.

The shooting happened near Union Station late Tuesday night. Police aren't releasing any other details about what happened or who was killed.