Tiger Woods is a far cry from the hotshot who won the duel of a lifetime at Valhalla in 2000 but even with an opening one-over, he's still the main attraction at the PGA Championship

ISABEL BALDWIN AT VALHALLA GOLF CLUB:Half a lifetime ago, Tiger Woods won the duel of legend at Valhalla Golf Club. 24 years later, he's back on the same PGA Championship turf.