Tiger Woods says he has let his family down and regrets "those transgressions with all of my heart."
In a statement Wednesday on his website, Woods says he has not been "true to my values and the behaviour my family deserves." He offered his "profound apology" to his supporters.
In his statement, Woods did not offer details of any alleged relationship.
He also said he has been "dismayed to realize the full extent of what tabloid scrutiny really means."
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Woods regrets 'transgressions'