Over the Christmas weekend in Chicago, 5 people were killed and 14 were injured by gunfire.

Over the Christmas weekend in Chicago, five people were killed and 14 others were injured by gunfire.

• After an argument in a backyard in Albany Park on the Northwest Side on Friday night, a man was shot to death. The 18-year-old was arguing with someone in the 4600 block of North Lawndale Avenue around 8:15 p.m. when he was shot in the back and abdomen, according to Chicago police. He was taken to Illinois Masonic Medical Center and died there.

• A man died early Saturday after being shot while driving in Montclare on Chicago’s Northwest Side. According to police and the Cook County medical examiner’s office, Frank Lamardo Jr., 40, was driving around 12:50 a.m. in the 2500 block of North Rutherford Avenue when someone opened fire, striking him in the head. He then collided with a light pole. He was taken to Loyola University Medical Center and died there.

• A man was found fatally shot inside a home in Marquette Park on Chicago’s Southwest Side on Sunday night. Officers conducting a well-being check at the home in the 7200 block of South Francisco Avenue around 8:10 p.m. discovered the man with a gunshot wound to the head, according to Chicago police. He was declared dead at the scene. His exact age was unknown.

• A few hours later, a 21-year-old man was fatally shot while driving, then collided with another vehicle in the Beverly neighborhood on the Far South Side. He was shot in the back while driving in the 10400 block of South Prospect Avenue around 10:30 p.m., according to police. He collided with a vehicle and was taken to the University of Chicago Medical Center, where he died.

• A woman was shot to death in West Garfield Park about an hour later. She was later discovered inside a parked car in Maywood with a gunshot wound to the head, according to police. According to police, the shooting occurred just before 11:30 p.m. Sunday in the 800 block of South Kolmar Avenue. She was taken to Loyola University Medical Center and pronounced dead there. A person of interest was being questioned by detectives.

• A shooting that left two people injured Authorities said an officer who witnessed the attack in Englewood on Saturday night opened fire on the gunman and two suspected accomplices. Officers were on patrol in the 5900 block of South Halsted Street around 7 p.m. when they witnessed a gunman get out of a car and fire shots at an SUV, striking two occupants — a 17-year-old boy and a 54-year-old man. According to police, the boy and man were taken to the University of Chicago Medical Center for treatment, but their conditions were not disclosed. After witnessing the shooting, an officer opened fire on the gunman and two others inside the car from which the shooter had exited. The gunman and the people inside the car fled, and the car was later discovered to be empty. At the shooting scene, a weapon was discovered.

• A 15-year-old boy was injured in a shooting about two miles away in Englewood on Monday night. The boy was standing on a sidewalk in the 500 block of West 72nd Street around 10:10 p.m. when a red Jeep drove up and a person inside fired shots, according to police. The teen was shot in the torso and legs multiple times and was taken to Comer Children’s Hospital, where he was listed in critical condition.

Over the holiday weekend, at least 11 more people were injured in shootings in Chicago.