CHICAGO (CBS) -- Three people are hospitalized after a shooting in Chicago's Altgeld Gardens neighborhood Saturday afternoon. 

The three men were walking down the street in the 5600 block of East 133rd Street around 1:30 p.m. when someone shot in their direction. 

A 24-year-old man was struck in the back. He was transported to Advocate Christ Medical Center in critical condition. 

A 41-year-old man was shot in the forearm and transported to Advocate Christ Medical Center in good condition. 

The third victim, a 39-year-old man, was shot in the arm and was transported to Advocate Trinity Hospital in good condition. 

No one is in custody as area detectives investigate.