Carlos Sainz Jnr, McLaren, Circuit of the Americas, 2019 Link to this image full-size: https://www.racefans.net/2019/11/03/vettel-and-verstappen-back-hamiltons-stance-on-major-bs-helmet-rule/carlos-sainz-mclaren-mcl34-puts-on-his-helmet/Carlos Sainz Jnr, McLaren, Circuit of the Americas, 2019Advert | Become a RaceFans supporter and go ad-freeCarlos Sainz Jnr, McLaren, Circuit of the Americas, Friday practice, 2019