MONTMELO, SPAIN - FEBRUARY 21: Scuderia Toro Rosso Team Principal Franz Tost works on the pit wall during day three of Formula One Winter Testing at Circuit de Catalunya on February 21, 2015 in Montmelo, Spain. (Photo by Dan Istitene/Getty Images)
MONTMELO, SPAIN - FEBRUARY 21: Scuderia Toro Rosso Team Principal Franz Tost works on the pit wall during day three of Formula One Winter Testing at Circuit de Catalunya on February 21, 2015 in Montmelo, Spain. (Photo by Dan Istitene/Getty Images)