SPA, BELGIUM - AUGUST 26: Jenson Button of Great Britain drives the 2 McLaren Honda Formula 1 Team McLaren MP4-31 Honda RA616H Hybrid turbo during practice for the Formula One Grand Prix of Belgium at Circuit de Spa-Francorchamps on August 26, 2016 in Spa, Belgium. (Photo by Dan Istitene/Getty Images)

SPA, BELGIUM - AUGUST 26: Jenson Button of Great Britain driving the (22) McLaren Honda Formula 1 Team McLaren MP4-31 Honda RA616H Hybrid turbo on track during practice for the Formula One Grand Prix of Belgium at Circuit de Spa-Francorchamps on August 26, 2016 in Spa, Belgium. (Photo by Charles Coates/Getty Images)

SPA, BELGIUM - AUGUST 26: Jenson Button of Great Britain driving the (22) McLaren Honda Formula 1 Team McLaren MP4-31 Honda RA616H Hybrid turbo on track during practice for the Formula One Grand Prix of Belgium at Circuit de Spa-Francorchamps on August 26, 2016 in Spa, Belgium. (Photo by Charles Coates/Getty Images)

SPA, BELGIUM - AUGUST 26: Jenson Button of Great Britain driving the (22) McLaren Honda Formula 1 Team McLaren MP4-31 Honda RA616H Hybrid turbo on track during practice for the Formula One Grand Prix of Belgium at Circuit de Spa-Francorchamps on August 26, 2016 in Spa, Belgium. (Photo by Charles Coates/Getty Images)

SPA, BELGIUM - AUGUST 26: Fernando Alonso of Spain drives the 4 McLaren Honda Formula 1 Team McLaren MP4-31 Honda RA616H Hybrid turbo during practice for the Formula One Grand Prix of Belgium at Circuit de Spa-Francorchamps on August 26, 2016 in Spa, Belgium. (Photo by Dan Istitene/Getty Images)

SPA, BELGIUM - AUGUST 26: Jenson Button of Great Britain driving the (22) McLaren Honda Formula 1 Team McLaren MP4-31 Honda RA616H Hybrid turbo on track during practice for the Formula One Grand Prix of Belgium at Circuit de Spa-Francorchamps on August 26, 2016 in Spa, Belgium. (Photo by Charles Coates/Getty Images)

SPA, BELGIUM - AUGUST 26: Fernando Alonso of Spain driving the (14) McLaren Honda Formula 1 Team McLaren MP4-31 Honda RA616H Hybrid turbo on track during practice for the Formula One Grand Prix of Belgium at Circuit de Spa-Francorchamps on August 26, 2016 in Spa, Belgium. (Photo by Charles Coates/Getty Images)

SPA, BELGIUM - AUGUST 26: Fernando Alonso of Spain driving the (14) McLaren Honda Formula 1 Team McLaren MP4-31 Honda RA616H Hybrid turbo on track during practice for the Formula One Grand Prix of Belgium at Circuit de Spa-Francorchamps on August 26, 2016 in Spa, Belgium. (Photo by Charles Coates/Getty Images)