US President Barack Obama (R)greets singer Marc Anthony after disembarking from Air Force One upon arrival at Luis Munoz Marin International Airport in San Juan, Puerto Rico, June 14, 2011. The visit marks the first by a US President to the island territory since former US President John F. Kennedy’s visit in 1961. AFP PHOTO / Saul LOEB (Photo credit should read SAUL LOEB/AFP/Getty Images)