One big upset so far and one minor one.
#7 UNLV upset #2 Wisconsin 74-68.
#5 Tennessee upset #4 Virginia 77-74.
#1 Florida was tested but got by #9 Purdue 74-67.
#3 Oregon had no problems with #11 Winthrop 75-61.
#4 Southern Illinois cruised to a 63-48 victory over #5 Virginia Tech.
