Marcus was recently a member of the Athletes Without Limits US Team that earned Bronze at the 2014 Inas World Cross Country Championships in Poland. A New York native, Saunders began running with the Rolling Thunder Team, whose coaches also head up Athletes Without Limits National Track & Field Program. Marcus was one of the first US athletes to compete in a US Paralympic Track & Field events following the 2010 re-inclusion of athletes with intellectual disability. He’s competed at US Paralympic Track & Field Nationals since 2010 and is currently training for the 2015 Inas Global Games World Championships in Ecuador.