and certifications of competencies; to assemble and publish data and educational materials on safety and health practices; and to assist and support. Bad to the Bone Race Series - 2019 z use code, dCCS10 for 10 off any of their races. Your star rating and comments count. Your support will help us empower the Tillman Scholars as leaders for our country and communities. Race series, eX2 Adventures - 2019 m use code, dCCS2019EX25 for 5 off trail races.