The Northern Irishman won the last of his four major titles in 2014.
Tiger Woods and Jon Rahm don't mind that the PGA Championship will be played without spectators.
The 44-year-old has had just four competitive rounds since mid-February due to injury and the coronavirus pandemic.
A change in date from August to May last year placed the tournament second in line behind the Masters, in calendar terms at least.
The US PGA Championship takes place at Harding Park from August 6-9.
A runner-up finish could see Rahm become world number one.
Woods had two birdies in his last three holes as he scraped into the weekend.
Tiger Woods struggled with back problems as he just barely made the cut at The Memorial.
The competition has been pushed back until 2021.
Tiger Woods is eager to see society move towards a better place without hurting the innocent.