Fran Halsall hopes bulking up gives her edge in world aquatics championships

• Extra 7kg put on to boost explosive start in aquatics championships
• Halsall: ‘For my event you have to be confident’Fran Halsall hopes a powerful new physique will propel her to success at the world championships in Russia. Halsall has added 7kg of muscle since London 2012 through a combination of heavy weights sessions in the gym and an increased intake of protein as she seeks to match her taller rivals.The 25-year-old from Southport believes the extra strength will result in an exp