Another day, another leader in the race for the Republican presidential nomination. Today it's former House Speaker Newt Gingrich, with only a month until the Iowa caucuses. The big question: how long can it last? Also, French and German leaders call for treaty changes in advance of Euro crisis summit. On Reporter's Notebook, have we seen the last of next-day service from the US Mail?
Banner image: Former House Speaker and Republican presidential hopeful Newt Gingrich listens to a question during a town-hall meeting. Photo by Kevork Djansezian/Getty Images