Caught off-balanceYet another scandal, this time about gambling, prompts a clean-up of the sport Not as pretty as he looks SUMO boasts 82 kimarite, or techniques, to take down an opponent. But the sport is most notable for pummelling itself. Its reputation has been scorched by scandals, from drug-use to accusations of match-fixing to the bullying to death of a young recruit. But recent revelations