The Genesis Invitational is underway from Los Angeles, with the TOUR's biggest stars vying for a $20 million purse. The Riviera Country Club hosts the tournament.

Marco Penge and Jacob Bridgeman lead after matching 7-under 64s to reach 12 under. Rory McIlroy sits in solo third at 11 under after a 65, while Xander Schauffele is at 9 under (65). Adam Scott turned back the clock with a second-round 63 to join Schauffele at 9 under.

Here's everything you need to know to follow the event.

PGA TOUR LIVE Betcast presented by DraftKings:

• Saturday: 10:30 a.m.-7 p.m., ESPN+
• Sunday: 9:45 a.m.-6:30 p.m., ESPN+

Television:

• Saturday: 1-3 p.m., Golf Channel; 3-7 p.m., CBS
• Sunday: 1-3 p.m., Golf Channel; 3-6:30 p.m., CBS

PGA TOUR LIVE on ESPN+:

• Saturday: 10:30 a.m.-7 p.m.
• Sunday: 9:45 a.m.-6:30 p.m.

PGA TOUR LIVE is available exclusively on ESPN+ and consists of four streams:

• Main feed (Stream 1): Primary tournament coverage featuring the best action from across the course
• Marquee group (Stream 2): New "marquee group" showcasing every shot from each player in the group
• Featured groups (Stream 3): Traditional PGA TOUR LIVE coverage of two concurrent featured groups
• Betcast presented by DraftKings (Stream 4): Betting coverage and analysis throughout the week

PGA TOUR Radio on SiriusXM and free at PGATOUR.COM/liveaudio

• Saturday: 2-7 p.m.
• Sunday: 1-6:30 p.m.

Featured groups

SATURDAY

• 10:45 a.m. (Marquee group): Scottie Scheffler, Matti Schmid
  • Tommy Fleetwood, Aldrich Potgieter in progress
• 10:35 a.m.: Viktor Hovland, Ryan Gerard
• 10:55 a.m.: Patrick Cantlay, Robert MacIntyre
• 1:30 p.m.: Jordan Spieth, Max Homa
  • Min Woo Lee, Matt Fitzpatrick in progress

Featured hole

• No. 16