Jun 9 2013: David Leduc places 25th at the Men Cat1/2/3/4 Master 40+ Race at the Tulsa Tough - River Parks Riverview Criterium in a group sprint

Jun 8 2013: David Leduc places 37th at the Men Cat1/2/3/4 Master 40+ Race at the Tulsa Tough - George Kaiser Family Foundation Brady Village Criterium in a group sprint

Jun 8 2013: David Leduc places 2nd at the Men Cat1/2/3/4/5 Master 60+ Race at the Tulsa Tough - George Kaiser Family Foundation Brady Village Criterium in a group sprint