HENDERSON, Nev. — — Reigan Richardson scored a career-high 35 points to lead No. 13 Duke past No. 8 Oklahoma 109-99 in overtime on Wednesday in the championship game of the Ball Dawgs Classic. Oklahoma overcame a first-half, 15-point deficit to tie the game with 4:45 left in the game, and forced overtime with Payton Verhulst’s 3-pointer at the buzzer. But Duke outscored the Sooners 15-5 in OT.