Article Photos: Memorial Day photographs from around the country 1/6

 Jack Warren becomes emotional as he kneels at the grave of his father, Billy Warren, on Memorial Day at the National Memorial Cemetery of Arizona, Monday, May 30, 2011, in Phoenix. (AP Photo/The Arizona Republic, David Kadlubowski) MARICOPA COUNTY OUT; MAGS OUT; NO SALES  ORG XMIT: AZPHP101