Story highlights McIlroy to miss Abu Dhabi eventScans show stress fracture of rib(CNN) Rory McIlroy's hopes of regaining golf's No. 1 ranking have been hit by an injury setback -- and he's not happy about it. The four-time major winner has been ruled out of this week's Abu Dhabi Championship after scans revealed he has a stress fracture in one of his ribs. McIlroy had played with a suspected back injury at the South African Open, where he was beaten in a playoff by world No. "It's bitterly disappointing to have to withdraw from the Abu Dhabi HSBC Championship," McIlroy said in a statement Monday.

Source: CNN January 16, 2017 20:20 UTC