Denny Hamlin said on his “Actions Detrimental” podcast this week that this past Sunday’s Iowa Corn 350 Powered by Ethanol at Sonoma Raceway was a “tough watch” for fans watching the race on FOX. Hamlin explained how the flurry of cautions early on in the race resulted in long stretches in between restarts and the broadcast cutting to commercials. “It [was] a good opportunity for FOX to get their commercials out of the way because they definitely have some ill-timed commercials at times,” Hamlin said. “It’s frustrating inside the car when you’re trying to get a rhythm. … Certainly, it’s a tough…