CHICAGO (STMW) — Four people were killed and at least 17 others–including a 13-year-old boy–have been injured in Chicago gun violence since Friday morning, police said.

The most recent fatal shooting happened Sunday afternoon in the East Garfield Park neighborhood on the West Side.

A 20-year-old man was found shot to death outside in the 3500 block of West Flournoy at 12:40 p.m., police said. He had multiple gunshot wounds and was pronounced dead at the scene, police said.

The Cook County medical examiner’s office could not confirm the death Sunday afternoon.

Early Saturday, an 18-year-old man was found shot to death in the McKinley Park neighborhood on the South Side.

Javante Linson was found in a gangway in the 3400 block of South Hamilton with gunshot wounds to the head and abdomen, according to police and the medical examiner’s office.

Linson, of the 2700 block of West Lexington, was pronounced dead at the scene at 2:26 a.m., authorities said. A police source said he had documented gang ties.

Late Friday, a woman was killed and two men were injured in a shooting outside a house party in the Princeton Park neighborhood on the South Side.

About 11 p.m., the three were leaving the party in the 9300 block of South LaSalle when a gunman opened fire, police said.

Nicole M. Towns, 19, of the 7400 block of South Michigan, was shot in the side and was pronounced dead at the scene at 11:21 p.m., authorities said.

A 30-year-old man shot in the side was taken to Advocate Christ Medical Center in Oak Lawn in serious condition, police said. The other man, 28, was shot in the shoulder. He took himself to Little Company of Mary Hospital in Evergreen Park, where he was treated and released, police said.

The weekend’s first fatal shooting happened about 10 a.m. Friday in the Marquette Park neighborhood on the Southwest Side.

Rashad A. Abdullah, 26, was outside in the 7000 block of South Talman when two people walked up behind him and fired shots, authorities said.

Abdullah, who lived on the block where he was shot, was taken to Christ Medical Center, where he was pronounced dead at 11:10 a.m., authorities said.

Two boys were wounded in the most recent nonfatal shooting in the West Side Humboldt Park neighborhood.

The boys, ages 13 and 15, were in an alley in the 1000 block of North Harding at about 2:15 p.m. when two unknown males walked out of a gangway and shot them, police said.

The 13-year-old was shot in the knee, while the older victim was shot in the buttocks, police said. They were taken to Stroger Hospital, where their conditions had stabilized.

At least 13 others have been wounded in shootings across the city since 10 a.m. Friday.

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