AT&T Byron Nelson: How to watch feature group coverage on Sky Sports

Watch Jordan Spieth, Dustin Johnson and Zach Johnson in action at this week's AT&T Byron Nelson, with extended coverage live on Sky Sports.

The live Feature Groups service begins on Thursday on the red button, Sky Sports iPad app and Sky Sports Xtra from 1pm for the first two rounds, ahead of full live coverage from 9pm on Sky Sports 4 HD.

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Farmers Insurance Open champion Brandt Snedeker kicks off Thursday's coverage when he features alongside Louis Oosthuizen and Matt Kuchar, who looks to build on last week's strong showing at TPC Sawgrass.

Sergio Garcia tees off in the following threeball alongside Keegan Bradley and Charl Schwartzel, who won earlier in the season at the Valspar Championship.

Friday's offering begins with Open champion Zach Johnson teeing off with Dustin Johnson and defending champion Steven Bowditch.

Live PGA Tour Golf

Soon after, world No 2 Jordan Spieth looks to build on his poor record at the TPC Four Seasons Resort as part of the marquee group containing 2012 champion Jason Dufner and Texas Open winner Jimmy Walker.

Featured groups (all times BST):

Thursday

1.40pm: Louis Oosthuizen, Matt Kuchar and Brandt Snedeker

1.50pm: Sergio Garcia, Charl Schwartzel and Keegan Bradley

Friday

1.40pm: Dustin Johnson, Zach Johnson and Steven Bowditch

1.50pm: Jason Dufner, Jordan Spieth and Jimmy Walker

Watch coverage of the AT&T Byron Nelson throughout the week live on Sky Sports 4 - your home of golf