FIRST ROUND LEADERBOARD (US unless stated):** -6 ** Fred Couples **-5 **T Watson, P Mickelson, L Westwood (GB), Y Yang (Kor), KJ Choi -4 T Woods, A Kim, N Watney, I Poulter (GB), R Barnes -3 D Toms, S Lyle (GB), T Immelman (SA), C Schwartzel (SA), A Scott (Aus)
**Tiger Woods returned to golf in style after his personal problems, but Fred Couples rolled back the years to lead after round one of the US Masters.**Woods, playing his first tournament in five months after revelations about his private life, showed glimpses of his best form to post a four-under-par 68.
But 1992 champion Couples, 50, played superbly throughout to post a six-under 66 and take the lead at Augusta.
Veteran Tom Watson and Lee Westwood were also in the hunt one shot back.
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