
A 2:55:10 at the adidas Manchester Marathon, aged 45, off a 14-week block that peaked at 111km. The training structure, the carb load, the in-race fuelling — and the data that said it was on before race day did.

Sabastian Sawe ran 1:59:30 in London and became the first athlete to break two hours in an official marathon. What it took, why it happened now, and what it means for everybody else lining up on the same course.