This week's debut of the TGL indoor golf league drew nearly a million viewers on ESPN, according to Nielsen numbers reported Thursday by Front Office Sports. Even though league co-founders Tiger Woods and Rory McIlroy were not in action,

Woods, McIlroy and other top PGA Tour stars will hit balls into a screen five-stories tall, then turn around and putt on a green.

The duo’s highly anticipated golf league, TGL, is making its live, televised debut on Tuesday night in Palm Beach, The Wall Street Journal reported. The team competition, which is also done in partnership with the PGA Tour, marks a new endeavor for the sport, combining simulator golf with live play on a real green for a mixed-reality experience.

Hugh Kellenberger and Brody Miller have a real-time conversation about what went right, what went wrong and whether TGL has a future.

TGL, the high-tech indoor golf league conceived four years ago and supported by locals Tiger Woods and Rory McIlroy, debuted Tuesday at SoFi Center.

Tiger Woods, right, and Rory McIlroy and stand on the green as they watch New York Golf Club and The Bay Golf Club warmup for the inaugural match of the TMRW Golf League, Tuesday,

Tiger Woods and Rory McIlroy watched on as the opening match of the inaugural TGL season – the new high-tech indoor golf league attempting to revolutionize golf – took place on Tuesday.