黑豹：革命先锋,黑豹党：革命先锋 The Black Panthers: Vanguard of the Revolution Thisfeature-lengthdocumentarytellsoftheriseandfalloftheBlackPantherParty,oneofthe20thcentury’smostalluringandcontroversialorganizationsthatcaptivatedtheworld’sattentionfornearly50years.