CHICAGO (WLS) -- A 21-year-old woman was fatally shot Saturday night in a residence in Chicago's Portage Park neighborhood on the Northwest Side, police said.She was shot in the head at about 10 p.m. in the 4800-block of West Hutchinson Street, Chicago police said. She later died at Illinois Masonic Hospital. The woman has been identified to the Cook County Medical Examiner's Office Nadia ManjarrezManjarrez and a 37-year-old man were in the residence when "a gun that one of them was handling discharged." A weapon was recovered and the man was detained, police said.