The Army has launched an investigation into possible sexual misconduct or sexual assault at the Space and Missile Defense Command at Fort Greely, Alaska, military and defense officials tell NBC News.The sources report there are allegations that an Army commander or commanders had sexual relations with female soldiers under their command.It's not clear whether the alleged contact was forced or cons...

By Aarne Heikkila, Producer, NBC NewsYORBA LINDA, CALIF. -- It was 40 years ago that hundreds of Vietnam-era Prisoners of War were saluted at the biggest White House dinner ever following their release in a prisoner exchange. Richard Nixon was president then, and on Friday at the Nixon Library in Yorba Linda, Calif., nearly 200 of those P.O.W.'s came together once more.Below, we've posted some of ...

By Becky Bratu, Kate Snow, Tim Uehlinger and Jay Kernis, NBC NewsAs she tours the husk of Plaza Towers Elementary School in Moore, Okla. -- the little that was left behind after a powerful tornado shredded everything in its 17-mile path -- Principal Amy Simpson thinks back to Monday morning, when her biggest task was helping the sixth-graders get ready for their graduation ceremony.Pre-K teacher L...

PHOENIX -- A federal judge ruled Friday that the office of America's self-proclaimed toughest sheriff systematically singled out Latinos in its trademark immigration patrols, marking the first finding by a court that the agency racially profiles people.The 142-page decision by U.S. District Judge Murray Snow in Phoenix backs up allegations that Maricopa County Sheriff Joe Arpaio's critics have mad...