Police in Brooklyn are looking for the suspect behind a subway stabbing on Tuesday night that left a man seriously wounded. Law enforcement sources said the violence erupted on board a Manhattan-bound Q train approaching the 7th Avenue station in Park Slope at about 11:09pm on Dec. 17. Citing police sources, WABC-TV reported that the assault occurred following a verbal dispute among a number of people on board the train. When contacted by amNewYork Metro on Wednesday, however, an NYPD spokesperson could not confirm that report. Click here to read more on amny.com.