The wanted men who shot up a Bronx train and subway platform during a “chance encounter” between rival gangs that left one dead and five injured are nothing but ‘cowards’ NYPD brass said as they asked the public’s help hunting them down. “Help us take these cowards off the street,” NYPD Deputy Commissioner of Operations Kaz Daughtry implored during a two-minute video released Tuesday evening titled “NYPD: Most Wanted.” “If you recognize these cowards, please call.” “Six people, six New Yorkers shot,” Daughtry added, recounting the bloodbath on the uptown No. 4 train at the Mount Eden subway st…