• Among those killed was Matthew M. Williams, 21, who was playing Xbox with friends late Friday in the Park Manor neighborhood when someone shot through the window of the apartment, hitting him in the back. He was taken to Northwestern Memorial Hospital, where he was pronounced dead shortly after midnight, authorities said.



• Two men were shot at 12:45 p.m. Sunday in the Humboldt Park neighborhood when three people came out from an alley and opened fire, police said. One man, 21, was shot in the neck and pronounced dead at the scene. The other was hit in the head, arm and torso and went to Norwegian American Hospital, then was transferred to Stroger Hospital. His condition was stabilized.



• A shooting in Englewood on Sunday wounded four teenagers. Two people walked up to them on a porch in the 6500 block of South Green Street and fired shots. Among the wounded were two 15-year-old boys, an 18-year-old man and a 17-year-old girl.