American Spieth shoots 63 to win Australian Open

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Sydney, Australia (SportsNetwork.com) - American Jordan Spieth fired a flawless 8-under 63 on Sunday to win the Australian Open by six shots.

Spieth, 21, finished at 13-under 271 to become the first American to win the tournament since Brad Faxon in 1993.

Australian Rod Pampling led the home charge with a 68 in the final round to finish in second place at 7-under 265, while Adam Scott managed only an even-par 71 to come in fifth.

Defending champion and world No. 1 Rory McIlroy finished 15 shots behind Spieth in a tie for 15th place.