Chris McGreal in Washington
guardian.co.uk, Sunday 8 July 2012 19.58 BST
The Obama campaign has called on Mitt Romney to release years of tax returns to prove he did not break the law following claims that the Republican presidential candidate held secret accounts in foreign tax havens.
Robert Gibbs, the president's former spokesman and now a top campaign adviser, said on CNN that "nobody knows" whether Romney committed tax evasion after Vanity Fair reported that he kept parts of his multimillion dollar fortune in more than a dozen entities in Bermuda, the Cayman Islands and Switzerland.
Vanity Fair reported that among other things Romney parked some of his money in a Bermuda corporation entirely owned by him which he transferred to his wife's name the day before he became Massachusetts's governor and then failed to list it on financial disclosure forms.
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The Obama aide continued: "Nobody knows why he has a corporation in Bermuda, why he failed to disclose that on seven different financial disclosures, why he transferred it to someone else's purview the day before he became governor of Massachusetts.
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Read more:
http://www.guardian.co.uk/world/2012/jul/08/romney-tax-evasion-robert-gibbs