There is a good NBA doubleheader on ESPN tonight, featuring the Heat/Pistons game, which is aa possible preview of the Eastern Conference finals. The Sweet Sixteen heats up tomorrow and Friday (on CBS) and there are several great matchups worth catching. (All times ET.)

College Hoops
Thurs, 7:10 pm: #1 Duke vs. #4 LSU
Thurs, 7:27 pm: #1 Memphis vs. #13 Bradley
Thurs, 9:40 pm: #2 Texas vs. #6 West Virginia
Thurs, 9:57 pm: #2 UCLA vs. #3 Gonzaga
Fri, 7:10 pm: #1 Villanova vs. #4 Boston College
Fri, 7:27 pm: #7 Wichita St. vs. #11 George Mason
Fri, 9:40 pm: #3 Florida vs. #7 Georgetown
Fri, 9:57 pm: #1 UConn vs. #5 Washington

NBA
Wed, 8 pm: Miami @ Detroit – ESPN
Wed, 10:30 pm: San Antonio @ Denver – ESPN
Wed, 10:30 pm: Sacramento @ LA Lakers – ESPN
Thurs, 8 pm: LA Clippers @ Memphis – local
Fri, 7 pm: Detroit @ Indiana – local
Fri, 10:30 pm: Milwaukee @ LA Lakers – local