Nobody knows Tiger Woods better than his former caddie Steve Williams, who was on the bag for 13 of Woods' major triumphs before the pair split in 2011.
Williams, who once referred to himself as a "slave" while caddying for the former World No. 1, believes Woods' injuries that have left the golfer winless for over two years are because of his training as an athlete rather than a golfer.
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"I guess when he looks back, he might question some of the activities that he did, some of the gym work that he might have done that, you know, had all these injuries escalate," Williams told the BBC.