Drivers of the Verizon IndyCar Series tested at Watkins Glen International on Monday.

The series makes it return to the historic road course for the INDYCAR Grand Prix at the Glen September 2-4.  

2016 Indy 500 winner Alexander Rossi and three-time winner at the Glen Scott Dixon took part in testing.

Helio Castroneves, Simon Pagenaud, and James Hinchcliffe also took part in testing.