Watch exclusive video highlights from the 90th PGA Championship at Oakland Hills.
Now in high definition! Take a moment to see the sights at the 2008 PGA Championship at Oakland Hills CC.
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Leader J.B. Holmes knows that Sunday will be difficult, but is comforted by the fact that all the leaders will face the same situation. (Franklin/Getty Images)
Marathon Sunday will pose unique challenges for all
With the leaders looking at a 36-hole day, Sunday will be both draining and demanding. Whoever comes out on top will have conquered both the mental and physical aspects of championship golf.
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