Kilmarnock man is running the ‘length of Britain’ in a bid to raise funds after his lifelong friend’s MS diagnosis.Adam Johnstone, 34, will part run a mammoth 809 miles throughout the streets of Kilmarnock in January for MS Society Scotland. Alongside childhood pals Jaimie Tait - who was diagnosed with MS in October 2019 - and John Morrison who will be completing their respective runs in Glasgow and Prestwick.