Takuma Sato (Rahal Letterman Lanigan Racing) leads Josef Newgarden (Team Penske) around the 2.5 mile Indianapolis Motor Speedway oval during testing in October 2020 (Photo Courtesy of INDYCAR- Joe Skibinski) By Steve Wittich After a whole two-day off-season break, Team Penske’s Josef Newgarden and Rahal Letterman Lanigan Racing’s Takuma Sato were back at work at…