Boy in critical condition after sticking head outside train

Boy injured after sticking head outside of Red Line train.

CHICAGO —  A boy is in critical condition after he stuck his head outside of a Red Line train.

This happened near the Sox-35th station around 9:40 p.m. on Friday.

The train was traveling south when the boy hit his head on a pillar.

He was taken to Comer Children`s Hospital with a skull fracture.

Southbound Red Line trains were stopped for several hours due to the incident.

The Chicago Police Department reports that the boy is younger than 18-years-old.  An exact age was not provided.