6a A banned substance commonly found among stars, and not just stars
of track and field ???E????
33a Steer around great city , initially searching for stone of some value ??Y?
54a I deserted person from Lima, who then became involved with a nakedly social climbing upstart ??????U
57a State that Sal, leaving from Reading arrived at a destination on the other side of the world P??? (is it Peru?)
10 d Being wild , a large New World herbivore gets in a state, though not an American state. ?O???A
5d Did classic 14thC work foretell how 21st C UK Labour leader would turn on PM of the day.?E?A?E???. Thanks again