text: US President Barack Obama and First Lady Michelle Obama talk with Girl Scouts that are camping overnight on the South Lawn of the White House in Washington, DC, June 30, 2015. Fifty Girl Scouts will spend the night on the White House lawn in camping tents as part of the "Let's Move" campaign to fight childhood obesity and increase nutrition awareness. AFP PHOTO / SAUL LOEB (Photo credit should read SAUL LOEB/AFP/Getty Images