The LIRR briefly suspended service on the Babylon Branch in Massapequa after a passenger was treated for a head injury.

The incident closed the Babylon Branch in both directions east of Jamaica on Thursday afternoon when MTA police responded shortly after 3 p.m.

The passenger was taken to a hospital to be treated for a nonlife threatening injury to the head, officials said. 

MTA police are investigating. 

Trains were being held at Long Island Rail Road stations until the tracks reopened by 3:45 p.m.

Check back for updates on this developing story.

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Giving back to place that gave them so much ... Migrants' plight ... Kwanzaa in the classroom ... What's up on LI ... Get the latest news and more great videos at NewsdayTV

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