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CHICAGO -- Four teenagers are in the hospital on Tuesday after their minivan was shot multiple times at 4940 S. Martin Luther King Drive.

The shooting happened after the boys left school, just after 3:30 p.m.

At least 12 gunshots were fired at the Ford minivan, with the windows being shot out.

Three teenage boys inside the van were shot, another was injured by flying debris. All of them, police say students are students at Dunbar Vocational School about one mile away.

Police say the shooting was in retaliation for an earlier shooting on Tuesday at 37th and Michigan and at least two of the victims are known to police.

So far, no one is in custody for either of the shootings.

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