Lewis Hamilton on track at the 2018 Brazilian Grand Prix.

Mercedes claimed its fifth title after Hamilton inherited victory from a spun-out Verstappen.

Sebastian Vettel congratulates Lewis Hamilton after the 2018 Mexican Grand Prix.

But Vettel admitted that defeat in Mexico was hard to stomach.

Lewis Hamilton finsihes the 2018 Mexican Grand Prix in fourth place.

A difficult fourth place was enough for Hamilton to seal his fifth world title.

Lewis Hamilton waves to fans after qualifying third at the 2018 Mexican Grand Prix.

Hamilton is odds-on to win the title tomorrow — so long as he makes it through the first corner.

Lewis Hamilton an track during practice at the 2018 Mexican Grand Prix.

Mercedes needs to improve “lots of different things” to vie for pole at the Mexican Grand Prix.

Hamilton is looking forward to winning a battle, not the war, at this weekend’s Mexican Grand Prix.

Valtteri Bottas in his car at the 2018 United States Grand Prix.

Valtteri Bottas could be the difference between Hamilton winning the title this weekend and Vettel taking it one more round.

Lewis Hamilton on track during qualifying for the 2018 United States Grand Prix.

Lewis Hamilton claimed a tightly contested pole from Sebastian Vettel on what’s shaping up to be a title-deciding weekend.

Lewis Hamilton on track at the 2018 United States Grand Prix.

Hamilton was quickest, Vettel picked up a three-place grid penalty for speeding under red flags.

Lewis Hamilton sits by his car after winning the 2018 Japanese Grand Prix.

Lewis Hamilton can make himself a five-time world champion in Austin this weekend.