Denny Hamlin and Kyle Busch paced the two testing sessions at Las Vegas.
Testing is under way at the Las Vegas Motor Speedway. At first glance, the trio of Joe Gibbs Racing drivers are setting the pace. Denny Hamlin led the morning practice session with a speed of 178.265 mph (30.292). Kyle Busch paced the afternoon practice session with a speed of 183.580 mph (29.415).
Joe Gibbs Racing is fielding Toyota Camry's for the first time after a decade and a half of sporting General Motor products.
