Luc Ackermann conquers Costa Rica – Thuringian FMX athlete wins the X-Knights More than 30,000 freestyle motocross fans at the Estadio Nacional San José shouted last Saturday the name of the Thuringian freestyle motocross athlete Luc Ackermann. The 21-year-old from Niederdorla was for the first time in his career at the X-Knights in Costa Rica,…