Myanmar children walk near a graffiti painted by Myanmar artist Arker Kyaw to welcome U.S. President Barack Obama on a street in Yangon, Myanmar, Saturday, Nov. 17, 2012. (AP Photo/Khin Maung Win)

Photo by: Khin Maung Win

Myanmar children walk near a graffiti painted by Myanmar artist Arker Kyaw to welcome U.S. President Barack Obama on a street in Yangon, Myanmar, Saturday, Nov. 17, 2012. (AP Photo/Khin Maung Win)