For today’s Day 3 of TV coverage of this year’s U.S. Open, action moves entirely to the broadcast network, where Fox begins its live telecast at 2 p.m. ET and doesn’t conclude until 10 p.m. ET. Already, several story lines have developed at the challengingly uneven surfaces at Washington’s Chambers Bay. Tiger Woods had such a bad time here that he didn’t make the cut. Young phenom Jordan Spieth managed, by the end of Day 2, to  claim a share of the early lead. Phil Mickelson is further back in the pack, but still has a chance to play into strong contention and complete his Grand Slam of major golf tournaments. And then there’s Jason day (pictured), the Australian golfer who, while playing the final hole of his round yesterday, collapsed with a recurring incident of “benign positional vertigo.” In order to avoid disqualification, he had to finish the round anyway, and – somehow, with shaky hands and unsteady legs – hit his next shot out of a bunker onto the green, and putted out with a bogey, making him eligible to continue play today if he’s healthy enough. Which, he said last night, he plans to be. Imagine the support from the gallery he’d get today if he shows up…