A hit-and-run call in South L.A. led to authorities to open a shooting investigation early Tuesday morning. 

According to Los Angeles Police Department officials, the initial call of a vehicle colliding with a pedestrian came in just before 4 a.m. near the intersection of 84th Street and Western Avenue in Manchester Square. 

When Los Angeles City Fire Department first responders arrived on scene, they called for LAPD units upon discovering a victim with a gunshot wound, preliminary information from police indicates.  

The call was then changed to a shooting investigation, LAPD said. 

Officers investigating hit-and-run launch shooting investigation
Police responding to a hit-and-run call quickly shifted their focus to a shooting investigation. (KTLA)

Officers remained on scene as of 6 a.m. Tuesday conducting an investigation. 

No suspect description has been released by authorities. 

Nancy Fontan contributed to this report.