Keeping it simple. I just looked for the higher ranking defense using Ken Pom's site. I use the Adjusted ranking.
(XX) Adjusted Defense Ranking
March 19 Thursday
(23)TCU+2 ......66-64 WW
(55) Ohio St
(40) StL+2' .......102-77 WW
(84) Georgia
March 20 Friday
(21) Clemson+1' ......61-67 LL
(30) Iowa
March 21 Saturday
(7) Nebraska+1' .....74-72 WW
(29) Vandy
March 22 Sunday
(70) Illinois St+8..........78-75 WW
(109) Wake Forest
(9) Kansas+3'......65-67 LW
(10) St John's
(19) Seattle+13'.......85-91 LW
(106) Auburn
(60) Wichita St+3'..........96-70 WW
(139) Oklahoma St
(53) St Joseph's+5'........76-75 WW
(64) California
