Showing off a revamped backswing he spent weeks working on, McIlroy kept his misses to a minimum in posting an opening-round 67 and is tied for the lead after the first day of the event with Tyrrell Hatton at 5 under.

The DP World Tour Championship, which starts on Thursday at the Jumeirah Golf Estates in the United Arab Emirates, isn’t lacking in familiar names. The contenders include the major champions Rory McIlroy, Justin Rose, Adam Scott and Shane Lowry.