Tre Gray led the Islanders (6-9, 1-1) with 14 points and Kareem South added 13. The Islanders were just 7 of 10 from the foul line.
Lamar’s first lead in the second half came midway through when Hunter hit a jumper to cap an 8-0 run that made it 42-41. Atwood’s jumper with 3:20 to play tied the game at 48 and started a 10-0 run that saw the Islanders turn the ball over five times.
Elijah Schmidt’s dunk when the clock dipped under a minute cut the deficit to four points, but Atwood made four straight from the line to clinch the win.