Rory McIlroy surges up Wells Fargo Championship leaderboard with second-round 66

Rory McIlroy enjoyed a welcome return to form with a 66 in the Wells Fargo Championship 

Rory McIlroy enjoyed a belated birthday present with a superb second round of 66 in the Wells Fargo Championship.

McIlroy is seeking an eighth top-10 finish in 10 appearances at Quail Hollow, a venue which provided him a first PGA Tour title in 2010 and another in 2015 following a course-record 61 in round three.