Ten of the best pictures which tell the story of the 2016 United States Grand Prix weekend.
A new look for the Halo: Valtteri Bottas became the latest driver to test the device but his was painted to match the Williams.
There was no repeat of last year’s waterlogged weekend at Austin, meaning the fans at the top of the observation tower enjoyed a splendid view of the circuit.
Daniel Ricciardo’s helmet
Daniel Ricciardo wore a special helmet in tribute to stuntman Evel Knievel.
The Haas developed a worrying tendency to shed parts during practice, but Romain Grosjean delivered a point for the team in its home race.
Lewis Hamilton will have enjoyed the view in his mirrors on lap one, as Ricciardo got in between him and Nico Rosberg.
Would Rosberg have passed Ricciardo? The Virtual Safety Car meant we never got to find out.
More disappointment for Ferrari: Kimi Raikkonen’s third pit stop proved to be one too many.
Fernando Alonso equalled McLaren-Honda’s best result of the season by passing Massa and Sainz for fifth.
Nico Rosberg and Lewis Hamilton
Hamilton did the maximum he could to win the championship but Rosberg achieved the minimum he needs to secure the crown.
Mercedes celebrated their latest one-two with American sporting stars Lindsey Vonn, who tested a Formula V8 3.5 car earlier this year, and Venus Williams.