The "March Madness" NCAA Division I Men’s Basketball Championship, being televised across CBS, TBS, TNT and truTV, is setting a blistering pace in viewership. Turner Sports reports that the combined coverage up to this point is delivering the tournament’s highest viewership since 1993.

"Through last night (Thursday, March 27), the NCAA Tournament is averaging 9.3 million total viewers, up 3% through the same period last year (9.0 million total viewers), based on Nielsen Fast Nationals," Turner reports. "The tournament is averaging a 6.0 U.S. HH rating, up 2% over a 5.9 U.S. HH rating to date in 2013. The 6.0 U.S. HH rating is the highest rating to date for the tournament in 16 years (6.1 rating in 1998)."

Regional semifinals take place tonight, with the games being televised on CBS and TBS. TBS coverage tips off with a pregame show at 6 p.m. ET.

"TBS will exclusively televise Saturday’s Regional Final coverage (March 29) — Florida vs. Dayton at 6:09 p.m. followed by Arizona vs. Wisconsin at 8:49 p.m. — the first time the Elite Eight will be aired on cable," the company notes. "CBS will exclusively broadcast Sunday’s Regional Final coverage with game coverage beginning at 2 p.m."