With barely a zephyr blowing and the heat index just this side of a Calcutta clay oven, the first day of the 94th PGA Championship was about endurance.
Some big names did well with both, including Tiger Woods, who for the third straight time started a major well, opening with a 3-under 69.
Indeed, it was the first time since 2000 that Woods has opened with a round in the 60s at three consecutive majors.
The difference being, of course, that 12 years ago he went on to win each of those. Woods shockingly faded on the weekend at the US Open and made too many mistakes at Royal Lytham & St Annes.
Woods' 69 represented his best round at a PGA since 2009, the year he took the lead into the final day at Hazeltine only to be upset by Y.E. Yang.
The four-time champion, still looking for his first post-fire hydrant major, wasn't at his best but rekindled a little of the old Tiger, turning a round that could've easily been 1 or 2 over par into just a three-shot deficit be...