LONDON (Reuters) - Trampolinists whistle, tennis players grunt and Chinese women's superheavyweight weightlifting champion Zhou Lulu screams "Fung shong!" Those are just a few of the noises athletes competing for medals at the London 2012 Olympics make in an effort to run, jump, lift, hit and shine at the top of the sporting world. A packed crowd in London's ExCel arena roared as Zhou approached the platform to set a new world record on Sunday, screaming back at her as she shrieked in preparation. ... More...