MONTMELO, SPAIN - FEBRUARY 22: Mercedes GP Executive Director Toto Wolff looks on in the pit lane during day one of F1 winter testing at Circuit de Catalunya on February 22, 2016 in Montmelo, Spain. (Photo by Mark Thompson/Getty Images)
MONTMELO, SPAIN - FEBRUARY 22: Mercedes GP Executive Director Toto Wolff looks on in the pit lane during day one of F1 winter testing at Circuit de Catalunya on February 22, 2016 in Montmelo, Spain. (Photo by Mark Thompson/Getty Images)