New Smithsonian museum chronicling black history opens

President Barack Obama plans to officially open the Smithsonian National Museum of African American History and Culture at a ribbon cutting ceremony on the National Mall.The new museum is located only steps away from the White House and the Washington Monument, which was dedicated to a slaveholder president, George Washington.Museum officials say the new Smithsonian facility will chronicle the complex relationship between the U.S. and a people it once enslaved, and tell the story of those who wo