NEW YORK - Out on the street with protesters, there are environmentalists, pacifists, even some capitalists - selling anti-Bush T-shirts, of course. But to Republicans here, the great unwashed sweating in and blocking the streets, are defined in one word: Democrats. ``Frankly it reminds me of why I left the Democratic Party,'' said former Bush spokesman Ari Fleischer. ``I used to be a Democrat and I turned instead to Ronald Reagan's upbeat optimism instead of the negativity and the liberalism and the protest movement of the Democratic Party. It wasn't my cup of tea.'' Republican National Committee Chairman Ed Gillespie...