But ... but ... “we may never know his motive”.
He has more than a dozen prior arrests and was upset about a police boot that had been placed on his car, sources said.”
http://abcnews.go.com/US/police-shoot-man-carrying-meat-cleaver-macys-york/story?id=42124840
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“The suspect, identified as 32-year-old Akram Joudeh of Queens, chased a traffic agent up Sixth Ave. with a large butcher knife before the bloody dust-up with cops”