Why Russell’s F1 Mexico GP charge fell apart

In Austin the Mercedes driver had to check his pace to save fuel, and in Mexico he had to do the same to control spiralling brake temperatures, having spent many laps trying to find a way past Carlos Sainz.

On both occasions when he was able to push harder once again his tyres wouldn’t respond.

In Mexico he finished sixth, having lost out to Lando Norris in the closing laps, while just managing to keep Daniel Ricciardo at bay.

“It was just a…