Senator Arlen Specter of Pennsylvania, the former Republican turned Democrat, is the latest member of Congress to be met with an angry crowd on the issue of healthcare reform. The Obama White House has established a website to respond to what it calls misleading charges, and today the President himself attended a “town hall” in Portsmouth, New Hampshire, where he delivered a fiery speech and answered questions from a supportive crowd. Ezra Klein is a staff reporter at the Washington Post.