An 11-year-old girl was shot in the head Saturday night in the Parkway Gardens neighborhood on the South Side.

The girl was sitting in the rear seat of a vehicle about 7:40 p.m. in the 6500 block of South King Drive when gunfire was heard and she was discovered with a gunshot wound to her head, Chicago Police said.

She was taken to Comer Children’s Hospital in critical condition, police said.

No one was in custody as Area Central detectives investigate.

Also Saturday night, a 12-year-old girl was shot and critically wounded in West Englewood.

She was playing with friends about 7:15 p.m. outside in the 1900 block of West 57th Street when gunfire erupted and she was shot in the head, according to Chicago Police.

The girl, who was not thought to be the intended target of the shooting, was taken in critical condition to Stroger Hospital. Police initially said the victim was a woman, between 35 and 40 years old.

No one was in custody as Area South detectives investigate.

The girls were among 18 shot in Chicago over the weekend, including three fatally. During the second weekend of February 2016, which was Presidents Day weekend, six people were killed and 19 wounded in shootings.

So far in 2017, 389 people have been shot in Chicago, according to Sun-Times records. At least ten of the victims have been children under the age of 14.