5 Live In Short - Army vet on life change after bionic knee - ÃÛÑ¿´«Ã½ Sounds

5 Live In Short - Army vet on life change after bionic knee - ÃÛÑ¿´«Ã½ Sounds
Army vet on life change after bionic knee
Army vet Greg Stephenson says having the UK's first bionic knee has changed his life.