Round 2 at 2011 Abu Dhabi HSBC Golf Championship

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Phil Mickelson had four birdies on Friday, finishing two under for the day.
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Mickelson is three under for the tournament, nine shots behind the leader.
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Padraig Harrington was disqualified Friday morning after a TV viewer alerted rules officials to a violation Harrington committed in the first round.
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Martin Kaymer followed his first round score of 67 with a seven-under 65 on Friday.
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Kaymer leads by three shots heading into the third round.
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Lee Westwood shot a 75 to fall back to a tie for 62nd.
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Graeme McDowell is four shots behind Kaymer.
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Ian Poulter shot a two-under 70 in the second round but is one over for the tournament.