Yellow crime tape surrounds a field which investigators are digging up in the search for the remains of former Teamsters boss Jimmy Hoffa in Oakland Township, Mich. (Rebecca Cook / Reuters) Jimmy Hoffa search: FBI digs in Michigan field

OAKLAND TOWNSHIP, Mich. - Despite help from Michigan State forensic anthropologists and a Michigan State Police K-9, the search for Jimmy Hoffa has so far turned up nothing, investigators said Tuesday.

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