Reuters Hillary Clinton's family's charities are refunding at least five annual tax returns after a Reuters review found errors in how they reported donations from governments. The review also stated that they may audit other Clinton Foundation returns in case of other errors. The foundation and its list of donors have been under intense scrutiny in recent weeks. Republican critics claim that the foundation makes Clinton vulnerable to undue influence, but her campaign team dismisses these claims as absurd conspiracy theories. The errors in the charity's reporting generally involve underreporting or overreporting by millions of dollars in donations from foreign governments or, in some instances, omitting government donations entirely when reporting revenue. The charities have confirmed the errors, which have not been previously reported, on the form 990s that all nonprofit organizations must file annually with the Internal Revenue Service to maintain their tax-exempt status. The charities must show copies of these forms to anyone who wants to see them and understand how the charity raises and spends money. The discrepancies in the tax returns are not evidence of wrongdoing, but they do undermine the 990s' role as a form of public accountability. Experts in charity and transparency advocacy have expressed concerns about the changing numbers, as it defeats the purpose of the form. In three consecutive years starting in 2010, the Clinton Foundation reported zero funds from foreign and US governments to the IRS, a significant decrease from previous years. The foundation now acknowledges that these entries were errors, as several foreign governments continued to contribute tens of millions of dollars towards the Foundation's work on climate change and economic development during that period. The foundation has pledged to prioritize an external review to ensure the accuracy of the 990s from 2010-2012 and has not ruled out extending the...