U.S. President Obama gets direction from White House science adviser Holdren during event on South Lawn at White House in Washington

 
U.S. President Obama gets direction from White House science adviser Holdren during event on South Lawn at White House in Washington
President Barack Obama (L) gets direction from White House science adviser John Holdren during an event to look at the stars with local middle school students and astronomers from across the country on the South Lawn at the White House in Washington, October 7, 2009. REUTERS/Jim Young