PHOTO (Duke Athletics) Duke celebrates win over Northwestern. VIsit my website homepage, TomShanahan.Report By TOM SHANAHAN DURHAM – Duke’s rebuilding football program went into a victory formation to finish of Northwestern 30-23 Saturday night at Wallace Wade Stadium. Actually, three straight kneel-down snaps to expire the clock. That has been considered the most convincing sign yet that Duke can end a two-year bowl drought after a dismal 2-9 season. Duke led 27-0 in the second quarter and eventually…