It’s that time of year, people—time to head to the excruciating weather of Wortham, Texas for round two of the Lucas Oil AMA Motocross Championship and the Rockstar Energy Drink Freestone National. Round one was a brutal awakening for the 80 National pros that lined up for the Hangtown National. A far cry from the controlled environment of the stadiums, riders were reintroduced to the outdoor Nationals on one of the most brutal circuits we…