April 6, 2018

Pierre Gasly powers down the pit lane in the Toro Rosso

© Simon Galloway/Sutton Images

April 6, 2018

Brendon Hartley on track in the Toro Rosso

© Jerry Andre/Sutton Images

April 6, 2018

Pierre Gasly on track in the Toro Rosso

© Manuel Goria/Sutton Images

April 6, 2018

Pierre Gasly and Brendon Hartley on track in the Toro Rosso

© Jerry Andre/Sutton Images