That means the notorious Calamity Hole, an uphill 210-yard par 3, will now be the 16th instead of the 14th, and the old dogleg-right par-4 16th will now be the closing hole, with a new back tee.

The British Open at Royal Portrush has had its first hole-in-one. English golfer John Parry hit an 8-iron at the 192-yard No. 13 that landed at the front of the ...