Mental and physical workload adding up for tired McIlroy 

Truth is, he’s a little exhausted playing in the dog days of American summer in sweltering places like Memphis and Atlanta. 

LONG SEASON: Ireland's Rory McIlroy tees off on the fourth hole during the second round of the BMW Championship. Pic: Matt York/AP

Rory McIlroy found himself more engaged on Tuesday at East Lake Golf Club, trying to relearn a golf course he’s known great success at in the Tour Championship. 

A complete offseason makeover of the golf course by architect Andrew Green has presented a test McIlroy said is “more interesting” than previous editions of the FedEx Cup season finale.