Retired Marine Sgt. Maj. Ray Mackey lost both legs in Afghanistan and has spent years battling to get proper care from the VA. He finally got so fed up that he sought care at Walter Reed National Military Medical Center outside of Washington. David Martin reports on how the vet is finally walking again.
A new CBS poll shows a majority of Americans have a pessimistic outlook for the environment, with 57 percent believing it will be worse for the next generation. A new book by former New York City Mayor Michael Bloomberg and former Sierra Club Executive Director Carl Pope offers a more optimistic view. It's called "Climate of Hope: How Cities, Businesses, and Citizens Can Save the Planet." They joined "CBS This Morning" with more.
One historian calls it the discovery of a lifetime: a priceless, handwritten parchment copy of the Declaration of Independence. Beyond rare, there is only one other like it: the 1776 copy kept under glass at the National Archives in Washington, D.C. Even more remarkable was where it was found. Charlie D'Agata reports.