In 2008, the Columbus Day Duals began with 16 teams at Saint Mark's High School in Wilmington, DE. All levels of individual wrestlers and teams have attended over the years. Many of which boast individual and team national rankings. The CDD is now the LARGEST pre-season dual meet tournament in the country. In 2018, the girls division was added and there were 93 teams overall on 43 mats representing 22 states. There were wrestlers from California, Colorado, Connecticut, Delaware, Florida, Indiana, Louisiana, Massachusetts, Maryland, Michigan, North Carolina, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, South Carolina, Tennessee, Texas, Virginia and West Virginia.