Five storylines to follow at this week's PGA Championship

Five storylines to follow as the best players in the world descend upon Southern Hills Country Club in Tulsa, Oklahoma, for the May 19-22 PGA Championship.

WOODS WATCH

After returning to competition at the Masters in April, 14 months after nearly losing his right leg in a car crash, Tiger Woods looks set to tee it up again this week.

The 46-year-old Woods played a practice round at Southern Hills last month as part of his preparations for the year's second major and is listed among the names of golfers holding a pre-tournament news conference on Tuesday.

The 15-times major champion, who has already said he planned to play the British Open in July, made an encouraging start to the Masters with an opening one-under-par 71 but finished 13 over for the week and in 47th place.

The last time the PGA Championship was held at Southern Hills was in 2007, when Woods triumphed by two shots to win the event for the fourth time but the layout has since undergone a dramatic renovation.

RED-HOT SCHEFFLER

In his last major, Scottie Scheffler enjoyed the biggest win of his career with a three-stroke Masters victory in April to extend an impressive run during which he won four times in six tournament starts.

The world number one, who had been without a PGA Tour win until his torrid run began in February, now heads to a layout he has touted as his favourite course and where he won the 2015 Big 12 Championship while competing for the University of Texas.

Scheffler, who boasts an immaculate short game and is one of the best putters on tour, visited Southern Hills last week for a practice round and reportedly carded a six-under-par 64.

The 25-year-old Scheffler has finished inside the top 10 in both of his PGA Championship appearances with his best