![This year Rory McIlroy has won the US PGA Championship, become world No 1 and helped Europe win the Ryder Cup. Wong Maye-E / AP Photo](https://thenational-the-national-prod.cdn.arcpublishing.com/resizer/v2/NIA5ZTQH7FNIYR7FMW2367LGMU.jpg?smart=true&auth=f5961a72481b876606fe305e3402d7450c191039a167c71507181d2744cb9e8a&width=400&height=225)
This year Rory McIlroy has won the US PGA Championship, become world No 1 and helped Europe win the Ryder Cup. Wong Maye-E / AP Photo
This year Rory McIlroy has won the US PGA Championship, become world No 1 and helped Europe win the Ryder Cup. Wong Maye-E / AP PhotoEarth will be a tough place for Rory McIlroy
John McAuley explains why the world No 1 is going to face a stiff challenge in Dubai next week despite tremendous success this year.