NEW YORK (CBSNewYork) — There was an attack on the subway in the Bronx late Wednesday night.

(Credit: CBS2)

It happened just before 10 p.m.

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Police say a 19-year-old woman was on a 6 train approaching Brook Avenue in Mott Haven when someone slashed her in the face and arms.

When the train arrived at Brook Avenue, the suspect ran off the train.

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The woman is in serious condition but is expected to survive.

The attack was unprovoked, according to police.

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Police are searching for her attacker.