A teenager is under arrest in connection with a shooting on a Manhattan subway train.
Police are still looking for the person who actually opened fire.
Investigators say a dispute between passengers on a northbound 2 train led to gunfire around 11 p.m.
A 19-year-old man was shot in the arm on the platform of the 110th Street Station.
He is recovering at the hospital.
Police arrested a 19-year-old woman.
They say she gave the gun to the shooter following the dispute.
Anyone with information about the case is asked to call Crimestoppers by calling 1-800-577-TIPS, by texting TIP577 to CRIMES, or by going to NYPDCrimeStoppers.com.