Paul Casey was on the verge of building a comfortable lead Saturday until a bogey on the final hole for a 3-under 68 that cut his lead to one shot over Dustin Johnson in the Valspar Championship. Here's everything you need to follow Round 4 from Innisbrook Resort.

Round 4 tee times

Round 4 leaderboard

HOW TO FOLLOW

TELEVISION: Thursday-Friday, 2-6 p.m. ET (Golf Channel). Saturday-Sunday, 1-3 p.m. (GC), 3-6 p.m. (NBC).

PGA TOUR LIVE: Thursday-Friday, 7:45 a.m.-6 p.m. ET (featured groups). Saturday-Sunday, 9 a.m.-3 p.m. (featured groups), 3-6 p.m. (featured holes). International subscribers (via GOLFTV): Thursday-Friday, 11:45 to 22:00 GMT. Saturday-Sunday, 13:00 to 22:00.

RADIO: Thursday-Friday, noon-6 p.m. Saturday-Sunday, 1-6 p.m. (PGA TOUR Radio on SiriusXM and PGATOUR.COM).

NOTABLE GROUPS (ALL TIMES ET)

Sergio Garcia, Peter Malnati: 9:42 a.m. ET (No. 1)
Brandt Snedeker, Sam Saunders: 10:20 a.m. ET (No. 1)
Jason Kokrak, Luke Donald: 1:50 p.m. ET (No. 1)
Paul Casey, Dustin Johnson: 2:00 p.m. ET (No. 1)

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CALL OF THE DAY