After signing up as a stem cell donor on a whim at a music festival a Gloucestershire man has given a stranger in America a second chance at life within just a few months. Alex Reeves from Cirencester signed up to the stem cell register with blood cancer charity DKMS. He isn’t allowed to find out who the patient is for two years, but hopes to meet her in the future. Alex has been speaking to our Gloucestershire reporter, Steve Knibbs…