Some, like Australia's Isobel Tait, explain that sickness that kept them down, while Colorado-based Chris Fisher noted the heat and pace, but UK-based American runner John Kelly has a rather more ...

set by American John Kelly in May 2022. Naylor continued to push himself even in his later years, famously running to 60 fell summits when he turned 60 and then 70 when he turned 70. Remarkable.