RALEIGH, N.C. (AP) — Daniel Coursey scored 17 points and
Jakob Gollon added 20 points for the 14th-seeded Bears.
The senior-laden Bears were simply too much for a Duke team with stars Rodney Hood and freshman Jabari Parker.
Mercer scored 11 straight points during the late 20-5 run that clinched the biggest victory in school history. It's the second one-and-done in three years for the third-seeded Blue Devils.
Mercer won the
Quinn Cook scored 23 points,
But the Blue Devils' defense — an uncharacteristic weakness all season — did them in again while all those Mercer seniors picked Duke apart down the stretch.
Duke went up 63-58 with 4:52 left after Parker converted a three-point play and Tyler Thornton hit three free throws.
2014 NCAA tournament Bracket
Duke didn't score again until the final minute.
Coursey countered by rattling in a jumper in the lane, and after two empty possessions for Duke, some slick ball rotation by Mercer set up an open three-pointer from Anthony White Jr. that tied it at 63 with 2 1/2 minutes left.
Hood picked up his fourth foul on the Bears' next possession and Gollon hit two free throws to put Mercer ahead for good.
By that point, Duke — in the midst of an untimely run of empty possessions — could do nothing right. Parker missed a three-pointer in traffic before Hood was called for walking, leading White to give a fist-pump to the Mercer fans who stood all day.