Police say the group includes four to five men, and one woman. They might be driving a dark-colored pickup truck, perhaps a Ford F-150.
Angel Hunter, a 12-year-old girl who went missing July 4 from the South Commons neighborhood, has returned home safely, according to police.
Naomi Cameron, 18, was last seen March 8 in the 2700 block of South Indiana Avenue, Chicago police said.
A 21-year-old woman reported missing from South Commons on Saturday has returned home safely, police said.