Mercer point guard Langston Hall hit a three-point shot with 0.6 seconds remaining as the Bears erased a seven-point deficit in the final six minutes Sunday to defeat host Mississippi 79-76.
Ike Nwamu had 24 points for Mercer (8-4), which survived a furious Ole Miss rally that wiped out a 16-point second-half lead. Hall scored 17 points, added six assists and four rebounds.
Ole Miss (8-3) took a 67-60 lead with six minutes remaining, setting up the decisive surge by the Bears.
Ole Miss was led by Jarvis Summers with 21 points and Marshall Henderson with 18. Henderson hit a three-point shot with 10 seconds left to set up the game-winner by Hall.
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The trading of three-pointers in the final 10 seconds highlighted a contest filled with momentum switches. Mercer, the defending regular season champions of the Atlantic Sun Conference, held a 52-36 lead with 17:39 left on a three by Bud Thomas.
The Rebels answered with a 31-8 blitz over the next 11 minutes.
Auburn 77, Boston college 67: KT Harrell scored a career-high 29 points to lead host Auburn over Boston College (4-8).
Auburn (6-3) hit 10 of its first 18 attempts from beyond the arc in the victory. Harrell had six of the Tigers' 3-pointers. Senior guard Chris Denson added 15 for the Tigers.
No. 10 Connecticut 82, Washington 70: Shabazz Napier scored 15 of his 20 points in the second half and grabbed six rebounds to lead visiting Connecticut (10-1), which fell into a double-digit hole early in its first true road game of the season but controlled the game in the second half.
C.J. Wilcox scored 19 points to lead Washington (6-5), which led 31-17 lead with seven minutes to go in the first half. UConn answered with a 15-2 run, including a stretch of 10 straight points.
No. 12 Baylor 81, Southern 56: Isaiah Austin had 14 points and 10 rebounds — his first double-double of the season— and Baylor (10-1) won its 10th straight home game.
Tre Lynch had 27 points, including five three-pointers, to lead Southern (3-9).
No. 17 Iowa State 79, George Mason 67: Georges Niang scored 22 points for Iowa State (9-0) in the first round of the Diamond Head Classic in Honolulu.
The Cyclones had their second-lowest scoring game of the season but still managed to extend their winning streak. Iowa State — the top scoring team in the country — was one of 10 undefeated teams in Division I at the start of Sunday.
Patrick Holloway scored 19 points for George Mason (5-5).
No. 25 Iowa 85, Arkansas-Pine Bluff 61: Josh Oglesby scored 13 points in his season debut for host Iowa (11-2), which opened the game with a 39-5 run.
Oglesby missed Iowa's first 12 games with a broken foot. He made his first four three-pointers during a six-minute stretch in the first half.
Tevin Hammond scored 19 points for Pine Bluff (2-9), which lost its ninth straight.
Obama attends game in Hawaii
President Barack Obama and the vacationing first family momentarily skipped the beach in Hawaii on Sunday to take in a college basketball game.
Obama, first lady Michelle Obama and daughters Sasha and Malia attended the Oregon State-Akron game Sunday at the Diamond Head Classic tournament in Honolulu.
Oregon State is coached by Michelle Obama's brother, Craig Robinson. The Obamas sat just behind the Oregon State bench, with the president sitting in between his wife and friend Bobby Titcomb.