About 2:20 a.m. Wednesday, a 30-year-old man was shot in the head while he was in a sedan in the 4600 block of South Keeler Avenue in the Archer Heights neighborhood on the city's Southwest Side, police said. Police later corrected the address and said he was shot in the 4700 block of South Tripp Avenue, a block away. He was taken in serious condition to Mount Sinai Hospital. Officers arrested people of interest and recovered a gun at the scene. Charges were pending early Wednesday.