(COLORADO SPRINGS, COLO.)-Over 270 male and female boxers have convened at the U.S. Olympic Training Center in Colorado Springs, Colo., for the 2008 U.S. Future Stars National Championship, March 9-14. Following the event draw on Saturday night, preliminary round competition will kick off on Sunday, March 9 with 15 bouts on tap in two sessions at noon and 6 p.m. Preliminary round action will run through March 11 before semifinal round action on March 12, women's championship bouts on March 13 and men's final round contests on March 14. The event, which is being called the U.S. Future Stars National Championship for the first time, showcases many of the brightest hopefuls for the 2012 Olympic Games on the men's side as well as the nation's top female boxers. The competition is returning to the Olympic Training Center complex after a one-year hiatus and the OTC will host all six days of action in Sportscenter I, just below the boxing gym where the 2008 U.S. Olympic Boxing Team has been training since September for the upcoming Olympic Games. The event, formerly known as the U.S. Championships, has showcased all of the stars brightest stars over the past several decades, including: Cassius Clay, Joe Frazier, Ray Leonard, Oscar de la Hoya, Roy Jones, Jr., and Floyd Mayweather, Jr. In addition, 10 of the 11 members of the 2008 United States Olympic Boxing Team boast U.S. Championships titles. U.S. Future Stars National Championships Schedule Preliminary Bouts-March 9-11 (noon and 6 p.m.) Semifinal Bouts-March 12 (noon and 6 p.m.) Women's Championship Bouts-March 13 (7 p.m.) Men's Championship Bouts-March 14 (7 p.m.) All competition will take place in Sportscenter I at the U.S. Olympic Training Center. Sunday's Preliminary Round Bout Sheets Sunday Noon Bout 1: 132 lbs: Cordaro Simpkins, Chesapeake, Va. vs. Brett Simmons, East Cleveland, Ohio Bout 2: 132 lbs: Jose Roman, Garden Grove, Calif. vs. Fidel Maldonado, Albuquerque, N.M. Bout 3: 132 lbs: Adrian Martinez, Milwaukee, Wis. vs. Edgar Ramirez, Camp Lejeune, N.C., USMC Bout 4: 141 lbs:Samuel Martinez, Camp Lejeune, NC USMC vs. Adrian Orrostieta, Brandenton, FL Bout 5: 141 lbs: Jamal James, Minneapolis, MN, PAL vs. David Russell, Pope Air Force Base, NC, USAF Bout 6: 141 lbs: Michael Brooks, Oceanside, N.Y. vs. Michael Morales, Bay Point, Calif. Bout 7: 141 lbs: Jermall Charlo, Houston, Texas vs. Daniel O'Conner, Framingham, Mass. Sunday Evening Bout 1: 152 lbs: Errol Spence, Desoto, Texas, vs. Wesley Padilla, Rock Springs, Wyo. Bout 2: 165 lbs: Michael Gavronski, North Bend, Wash. vs. Shawn Porter, Cuyahoga Falls, Ohio Bout 3: 165 lbs: Richard Hargraves, San Francisco, CA. vs. Zacchaeus Hardrick, Fort Carson, CO, Army Bout 4: 165 lbs: Andre Penn, Rapids City, S.D. vs. Jesse Hart, Philadelphia, Pa. Bout 5: 165 lbs: Chap Huggins, Ft. Worth, Texas vs. Ramon Valenzuela, Chicago, Ill. Bout 6: 178 lbs: Thomas Williams, Laurel, Md. vs. Jerry Martin, Norfolk, Va., Navy Bout 7: 178 lbs: Rodney Ellison, Cheyenne, Wyo., USAF vs. Dorian Anthony, Lynwood, Calif., PAL Bout 8: 178 lbs: Andrew Hernandez, Phoenix, Ariz. vs. Adam Axelson, Bozeman, Mont.