HUFFPOST HILL, sponsored by No-Cuts.com and Alan Grayson - Awful Day Is Awful

At least two died and more than 100 were injured from an explosion in Boston and Twitter was not the worst for once. This is HUFFPOST HILL for Monday, April 15th, 2013: BOSTON MARATHON EXPLOSION: MASS CASUALTIES - "Two explosions rocked the Boston Marathon near the finish line, causing multiple casualties and sending the city into chaos. Another explosion occurred at the JFK Library, but authorities were unsure if the incidents were linked. The blasts downtown in Copley Square occurred just befo...