Round 5 - Spanish Grand Prix: Circuit de Catalunya, Barcelona, Spain. Thursday 11 May 2017. Marcus Ericsson, Sauber, Lance Stroll, Williams Martini Racing, Pascal Wehrlein, Sauber, Valtteri Bottas, Mercedes AMG, Carlos Sainz Jr, Toro Rosso, Fernando Alonso, McLaren, Lewis Hamilton, Mercedes AMG, Sergio Perez, Force India, Esteban Ocon, Force India, and Stoffel Vandoorne, McLaren, pose for pictures with a group of young karters. World Copyright: Steve Etherington/LAT Images ref: Digital Image SNE15023