The 16th Annual True Value Thunder Valley National in Lakewood, CO is Round 3 of the 2020 Lucas Oil Pro Motocross Championship. Thunder Valley Motocross Park plays host once again to the fastest racers in the world on May 30, 2020. Be ready for a full day of pro racing beginning at 8:00 am and ending at approximately 5:30 pm. 2020 is shaping up to be one of the most competitive pro motocross seasons for both classes in quite some…