Marcus Jordan and Keith Clanton each scored 20 points, and Central Florida rallied to upset No. 4 Connecticut 68-63 in the semifinals of the Battle 4 Atlantis on Friday.

Jordan also had seven rebounds and seven assists for the Knights (4-1), who trailed by 17 early in the second half. Clanton finished with six rebounds and two steals.

Jeremy Lamb had 15 points for the defending national champion Huskies (5-1), who lost for the first time since March 5 against Notre Dame. Alex Oriakhi had 14 points and 10 rebounds.

Connecticut put together a 10-0 run to take a 50-33 lead with 16 minutes left. Lamb sparked the run with a 3-pointer and also hit two free throws during the surge.

Central Florida then scored 17 of the next 19 points to pull within two. Clanton kicked off the rally with a 3-pointer and Jordan finished the spurt with a 3.

Lamb made another 3 to stretch the Huskies’ lead to five, but they couldn’t hold off the pesky Knights. Jordan converted a layup, then made two free throws to give Central Florida a 58-57 advantage with just over three minutes left. Jordan added four more foul shots down the stretch to preserve the big win.

Isaiah Sykes added 10 points for the Knights, including consecutive layups that stretched Central Florida’s lead to 62-57 late in the game.

Andre Drummond finished with 13 points, nine rebounds and four blocked shots for the Huskies, who led 38-29 at halftime.