UPDATE JULY 15: The Clark County Coroner has identified the man whose body was found as 65-year-old Nalinh Khamsoukthavong. His death was due to shotgun wounds of the chest and arm. Khamsoukthavong's death was ruled a homicide.
Las Vegas police say they are investigating a homicide in the downtown area from Wednesday night.
Officers responded to the 300 block of North 14th Street, near Stewart Avenue, just before 10:30 p.m. regarding a possible shooting.
Authorities say an adult man was shot and arriving officers found him lying near a sidewalk at that location.
The Las Vegas Metropolitan Police Department said the man killed appeared to be homeless, but a motive or description of the gunman was not immediately released.
Anyone with further information was urged to contact Crime Stoppers at 702-385-5555.