Police are looking for a man they say slashed another man after an argument on board the 2 train. 

The incident happened on Aug. 17 just before 6 a.m. near Bronx Park East Subway Station.  

Police say the man engaged in an argument with a 31-year-old man on board the train. The man then took out a sharp unknown object and slashed the 31-year-old man in his arm.  

The 31-year-old man exited the train fleeing away from the attacker.  

EMS transported the 31-year-old to St Barnabas Hospital and is expected to be OK.  

Anyone with information is asked to call the NYPD Crime Stoppers hotline at 1-800-577-TIPS (8477)