Marine One helicopter with US President Barack Obama on board preapres to land at San Francisco International Airport in San Francisco, California, on April 4, 2013. AFP PHOTO/Jewel Samad
{"Image ImageDescription": "Marine One helicopter with US President Barack Obama on board preapres to land at San Francisco International Airport in San Francisco, California, on April 4, 2013. AFP PHOTO/Jewel Samad (Photo by Jewel SAMAD / AFP) (Photo by JEWEL SAMAD/AFP via Getty Images)"}