Newgarden confident only ‘small improvements’ needed to windscreen

Defending IndyCar champion Josef Newgarden declared only ‘small improvements’ are needed to the series’ prototype protective windscreen, following a test at the Indianapolis Motor Speedway. IndyCar’s answer to ‘halo’ hits the Speedway As part of IndyCar’s first open test in preparation for the 102nd running of the Indy 500, Newgarden ran a series of laps…