Boston Red Sox fan OLIVER PLATT had to call on all his acting expertise for his latest TV mini-series role - as iconic New York Yankees owner GEORGE STEINBRENNER.Like most Red Sox fans, Platt hates the team's New York baseball rivals and was staggered when he was asked to play Steinbrenner in new series THE BRONX IS BURNING.But Platt admits playing the Yankees' tough guy boss gave him a new-found respect for the baseball bigwig.He says, "Steinbrenner makes it easy to do a caricature, but I'm profoundly impressed by what he has accomplished."