US President Barack Obama holds up a team jersey after it was given to him by quarterback AJ McCarron (L) as he hosts the 2012 BCS National Champion University of Alabama Crimson Tide football team on the South Lawn of the White House in Washington, April 15, 2013. [Photo/Agencies]
China launched its second space laboratory, the Tiangong II, on Thursday night, which space officials said will become the country’s largest scientific platform in space.