Actor and comedian-chameleon Sasha Baron Cohen admitted in an interview yesterday that the characters that made him famous, Ali G and Borat, will be retired from his repetoire. Borat, the improbably cuddly anti-Semitic Kazakhstani innocent abroad, whose antics and exploits were made famous in a highly successful 2006 film, transformed Baron Cohen from a popular British comedian to a world-wide phenomenon. But he broke the news in a Daily Telegraph interview that Borat, he......