Diamond DeShields scored 24 points, Mercedes Russell added 12 and Tennessee completed its improbable run to the Sweet 16 by beating Arizona State 75-64 Sunday night.
Inconsistent all season, the Lady Vols (21-13) played like a national power not the No. 7 seed in the Sioux Falls Region, controlling the paint to reach the Sweet 16 for the 34th time in 35 seasons. They've never lost in the second round.
Tennessee shot 52 percent and outscored Arizona State 42-27 inside to earn a spot in South Dakota on Friday against Ohio State.
Russell scored all 12 of her points in the first half and DeShields, who struggled in the NCAA opener, helped keep the second-seeded Sun Devils at bay with some big shots in the fourth quarter.
Arizona State (26-7) struggled against Tennessee's length on the defensive end, shooting 39 percent to fall short of consecutive Sweet 16s.