Mitt Romney and Newt Gingrich’s fight for Florida and the states beyond reached boiling point as Romney’s tax returns showed annual income topping $20 million — and a now-closed Swiss bank account — as Gingrich insisted his consulting work for a mortgage giant that contributed to the housing crisis did not include lobbying.

An election lawyer for President Bush who also has been advising a veterans group running TV ads against Democrat John Kerry resigned Wednesday from Bush’s campaign.