Cardiff-based Huw Lewis MBE and Brian Edwards will be running grueling 156 mile race in April The pair are calling on local people to help them raise £10,000 for Welsh charity 1,500 miles run and 5 stone lost collectively by pair ahead of taking on huge sporting challenge Two military veterans from Cardiff are calling for the public’s support to achieve a vast charity fundraising target as they embark on their final few weeks of training for the Marathon des…