#4- Christopher Bell was fastest during the opening practice for Saturday’s Camping World Truck Series race at Martinsville Speedway at 93.724mph. #7-Brett Moffitt, #18-Noah Gragson, #33-Kaz Grala, #29-Chase Briscoe, #88-Matt Crafton, #51-Harrison Burton, #21-Johnny Sauter, #23-Chase Elliott and #8-John Hunter Nemechek were the remainder of the top-10. 34 trucks practiced. See complete results on the Practice 1 speeds (pdf)
