World No. 1 golfer Jason Day withdrew from the Tour Championship Friday with a back injury.
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What Day's Injury Means for FedEx Cup
Friday, Sept. 23
According to Justin Ray of GolfChannel.com, the Australian had previously pulled out of the BMW Championship two weeks prior during the fourth round.
Day was three under par through one round and seven holes, but he was unable to continue his pursuit of his first Tour Championship win and FedEx Cup crown at East Lake Golf Club in Atlanta.
The 2015 PGA Championship winner entered the Tour Championship fourth in the FedEx Cup standings behind Dustin Johnson, Patrick Reed and Adam Scott.