John Dickerson is a CBS senior national correspondent and Chief Political Analyst. He is also a Contributing Writer to The Atlantic and is co-host of the Slate Political Gabfest.

Face the Nation: Amid the Florida building collapse search and rescue, we thank all first responders

John Dickerson reflects on the heroism of first responders who rush to endanger their lives in the hope of saving the lives of others."Face the Nation" is Am...