Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 15/04/17 - Ferrari Formula One driver Sebastian Vettel of Germany, Mercedes Formula One driver Valtteri Bottas of Finland and Mercedes Formula One driver Lewis Hamilton of Britain shake hands after the qualifying session. REUTERS/Hamad I Mohammed - RTS12G9O

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 16/04/17 - Mercedes Formula One driver Lewis Hamilton of Britain drives during the race. REUTERS/Hamad I Mohammed - RTS12JOX

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 16/04/17 - Ferrari Formula One driver Sebastian Vettel of Germany celebrates with his team after winning Bahrain Grand Prix. REUTERS/Hamad I Mohammed - RTS12JS1

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 16/04/17 - First place Ferrari Formula One driver Sebastian Vettel of Germany (L), second place Mercedes Formula One driver Lewis Hamilton of Britain (R) and third place Mercedes Formula One driver Valtteri Bottas of Finland celebrate on the podium. REUTERS/Hamad I Mohammed - RTS12JUT

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 16/04/17 - British supermodel and actress Naomi Campbell arrives at grid formation at the Bahrain F1 Grand Prix. REUTERS/Hamad I Mohammed - RTS12JXN

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 14/04/17 - Formal Formula One Supremo Bernie Ecclestone (C) speaks to a journalist as he arrives at Bahrain International Circuit, after the first practice session of the Bahrain F1 Grand Prix. REUTERS/Hamad I Mohammed - RTX35KFP

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 16/04/17 - Redbull Formula One driver Daniel Ricciardo of Australia waves at fans during the drivers' parade at the Bahrain F1 Grand Prix. REUTERS/Hamad I Mohammed - RTS12J17

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 16/04/17 - Ferrari Formula One driver Sebastian Vettel of Germany leads the pack during the race. REUTERS/Hamad I Mohammed - RTS12JNC

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 16/04/17 - First place Ferrari Formula One driver Sebastian Vettel of Germany (2nd R), second place Mercedes Formula One driver Lewis Hamilton of Britain, third place Mercedes Formula One driver Valtteri Bottas of Finland and Ferrari Chief Engineer Matteo Togninalli celebrate on the podium. REUTERS/Hamad I Mohammed - RTS12JW1

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 16/04/17 - Ferrari Formula One driver Sebastian Vettel of Germany celebrates after winning the Bahrain F1 Grand Prix. REUTERS/Hamad I Mohammed - RTS12JYC

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 16/04/17 - Pit crew and mechanics surround Ferrari's German driver Sebastian Vettel in the pit lane. REUTERS/Andrej Isakovic/Pool - RTS12JMX

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 16/04/17 - Mercedes' driver Lewis Hamilton of Britain leaves the pit lane. REUTERS/Andrej Isakovic/Pool - RTS12JRF

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 16/04/17 - British supermodel and actress Naomi Campbell greets Mercedes Formula One driver Lewis Hamilton of Britain during grid formation at the Bahrain F1 Grand Prix. REUTERS/Hamad I Mohammed - RTS12JXA

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 16/04/17 - New F1 chairman Chase Carey and Bahrain Crown Prince Salman bin Hamad bin Isa Al Khalifa arrive at the grid formation at the Bahrain F1 Grand Prix. REUTERS/Hamad I Mohammed - RTS12JY0

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 14/04/17 - Bahrain Crown Prince Salman bin Hamad bin Isa Al Khalifa (C) arrives at Bahrain International Circuit, after the first practice session of the Bahrain F1 Grand Prix. REUTERS/Hamad I Mohammed - RTX35KEL

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 16/04/17 - Mercedes Formula One driver Valtteri Bottas of Finland leads the pack during the race. REUTERS/Hamad I Mohammed - RTS12JNF

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 16/04/17 - Pit crew and mechanics surround Force India's driver Esteban Ocon of France in the pit lane. REUTERS/Andrej Isakovic/Pool - RTS12JR5

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 16/04/17 - Ferrari Formula One driver Sebastian Vettel of Germany drives his car past the chequered flag to win the Bahrain Formula One Grand Prix. REUTERS/Andrej Isakovic/Pool - RTS12JTC

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 16/04/17 - American DJ Steve Aoki waves at his fans during pit lane walk at the Bahrain F1 Grand Prix. REUTERS/Hamad I Mohammed - RTS12JX8

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 14/04/17 - Formal Formula One Supremo Bernie Ecclestone (C) speaks to journalists as he arrives at Bahrain International Circuit, after the first practice session of the Bahrain F1 Grand Prix. REUTERS/Hamad I Mohammed - RTX35KFG

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 16/04/17 - Mercedes Formula One driver Valtteri Bottas of Finland leaves the pit lane. REUTERS/Andrej Isakovic/Pool - RTS12JLC

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 16/04/17 - Ferrari Formula One driver Sebastian Vettel of Germany celebrates after winning Bahrain Grand Prix. REUTERS/Hamad I Mohammed - RTS12JS0

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 16/04/17 - American DJ Steve Aoki poses for photographers at the starting line during grid formation at the Bahrain F1 Grand Prix. REUTERS/Hamad I Mohammed - RTS12JXM

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 15/04/17 - Ferrari Formula One driver Sebastian Vettel of Germany, Mercedes Formula One driver Valtteri Bottas of Finland and Mercedes Formula One driver Lewis Hamilton of Britain celebrate after the qualifying session. REUTERS/Hamad I Mohammed - RTS12G9X

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 15/04/17 - Mercedes Formula One driver Valtteri Bottas of Finland celebrates pole position after the qualifying session. REUTERS/Hamad I Mohammed - RTS12G7R

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 16/04/17 - Red Bull's Dutch driver Max Verstappen walks in the pit lane ahead of the race. REUTERS/Andrej Isakovic/Pool - RTS12JMH

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 16/04/17 - Pit crew and mechanics surround Mercedes' driver Lewis Hamilton of Britain in the pit lane. REUTERS/Andrej Isakovic/Pool - RTS12JRB

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 16/04/17 - Ferrari Formula One driver Sebastian Vettel of Germany celebrates after winning Bahrain Grand Prix. REUTERS/Hamad I Mohammed TPX IMAGES OF THE DAY - RTS12JSJ

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 16/04/17 - First place Ferrari Formula One driver Sebastian Vettel of Germany (C) holds the trophy on the podium with second place Mercedes Formula One driver Lewis Hamilton of Britain (L) and third place Mercedes Formula One driver Valtteri Bottas of Finland. REUTERS/Hamad I Mohammed TPX IMAGES OF THE DAY - RTS12JV0

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 14/04/17 - Bahrain's Crown Prince Salman bin Hamad Al Khalifa speaks to reporters as he arrives at Bahrain International Circuit, after the first practice session of the Bahrain F1 Grand Prix. REUTERS/Hamad I Mohammed - RTX35KD7

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 14/04/17 - Formal Formula One Supremo Bernie Ecclestone (L) speaks to Bahrain International Circuit's Chief Operating Officer, Sheikh Salman bin Isa Al Khalifa, upon his arrival at the circuit after the first practice session of the Bahrain F1 Grand Prix. REUTERS/Hamad I Mohammed - RTX35KGA

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 16/04/17 - Ferrari Formula One driver Sebastian Vettel of Germany waves at fans during the drivers parade at the Bahrain F1 Grand Prix. REUTERS/Hamad I Mohammed - RTS12J15

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 16/04/17 - Ferrari Formula One driver Sebastian Vettel of Germany drives during the race. REUTERS/Hamad I Mohammed - RTS12JO6

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 16/04/17 - First place Ferrari Formula One driver Sebastian Vettel of Germany receives the trophy after winning Bahrain Grand Prix. REUTERS/Hamad I Mohammed - RTS12JWI

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 14/04/17 - Formal Formula One Supremo Bernie Ecclestone arrives at Bahrain International Circuit after the first practice session of the Bahrain F1 Grand Prix. REUTERS/Hamad I Mohammed - RTX35KFJ

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 15/4/17 - Mercedes Formula One driver Lewis Hamilton of Britain poses for a selfie with a fan as he arrives at the Bahrain International Circuit ahead of the third practice session of the Bahrain F1 Grand Prix. REUTERS/Hamad I Mohammed - RTS12EKR

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 15/4/17 - Red Bull Formula One driver Daniel Ricciardo of Australia arrives at the Bahrain International Circuit ahead of the third practice session of the Bahrain F1 Grand Prix. REUTERS/Hamad I Mohammed - RTS12EKQ

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 16/04/17 - Red Bull's Dutch driver Max Verstappen talks to team Chief Christian Horner ahead of the race. REUTERS/Andrej Isakovic/Pool - RTS12JM8

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 16/04/17 - Ferrari Formula One driver Sebastian Vettel of Germany (R) celebrates after winning Bahrain Grand Prix. REUTERS/Hamad I Mohammed

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 16/04/17 - British supermodel and actress Naomi Campbell takes photo with her phone as she arrives at grid formation at the Bahrain F1 Grand Prix. REUTERS/Hamad I Mohammed - RTS12JXO

Formula One - F1 - Bahrain Grand Prix - Sakhir, Bahrain - 14/04/17 - Bahrain's Crown Prince Salman bin Hamad bin Isa Al Khalifa (C) arrives at Bahrain International Circuit, after the first practice session of the Bahrain F1 Grand Prix. REUTERS/Hamad I Mohammed - RTX35KEI