1010 WINS) NEW YORK A former radical serving 75 years in prison for the deadly 1981 robbery of a Brinks armored truck has asked to be released from prison. She claims she was not given proper legal representation. 55-year-old Judith Clark filed a petition for habeas corpus yesterday in Federal District Court in Manhattan. Clark argues that the judge at her 1983 state trial violated the constitution when he granted Clark's request to serve as her own lawyer. Clark was convicted of three counts of second-degree murder in the 1981 armed robbery, in which a guard and two policemen were...