Trump looks for boost from Clinton's new email problem

By Steve Holland CEDAR RAPIDS, Iowa (Reuters) - U.S. Republican presidential nominee Donald Trump shifted quickly on Friday to take advantage of a new twist in Democrat Hillary Clinton's long-running email saga, seeking a much-needed boost in the campaign's waning days. The FBI's disclosure that it is investigating more emails as part of a probe into Clinton's use of a private email server gave fresh energy to Trump. At rallies in New Hampshire, Maine and Iowa, Trump hit hard on his message that