Brown went down with a shoulder injury in the first half.

Duncan Powell led Georgia Tech (17-16) with 24 points.

Duke missed its first 13 shots from beyond the arc and fell behind 26-12, matching the season’s largest deficit. They trailed 26-17 when Flagg left the game, but cut the lead to five at halftime. Duke pushed its lead to seven early in the second half when Tyrese Proctor stole a pass and delivered a high-flying one-handed dunk in transition.

Georgia Tech: The Yellow Jackets bench was outscored 21-6.

Duke: The Blue Devils showed they have some firepower without Flagg and Brown on the court. After missing its first 13 3s, Duke went 7 of 17 the rest of the way.

Knueppel drove, scored and drew a foul for a 3-point play with about five minutes left in the game to put Duke up by 11.

Georgia Tech was outscored 28-12 to start the second half.

Georgia Tech can hope for an NIT bid. Duke will face the North Carolina/Wake Forest winner on Friday.

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