By CBS3 Staff

PHILADELPHIA (CBS) — A shooting in South Philadelphia early Sunday morning has left two men injured, police say. The incident occurred on the 2700 block of South Randolph Street just before 3 a.m.

Police say three men were walking in the rear of an alley when they were approached by three teenage boys. Officials say they demanded the men to give them money.

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Police say a brief altercation ensued and one of the teenagers pulled out a gun and fired approximately three times and struck two of the men. The teenagers then fled on foot toward Oregon Avenue. 

South Philadelphia Shooting Leaves 2 Men Injured After Altercation With Group Of Teenagers: Police

Police say a 21-year-old man was located by police and transported to the hospital. He’s in critical condition. A 21-year-old man who was shot was placed in stable condition, police say.

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Police say three shell casings from a 9MM were located on the scene. 

No arrests have been made.

The shooting is under investigation.

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For a list of gun violence resources in Philadelphia, click here