epa05327763 Vietnamese rapper named Suboi (C-R) raps for US President Barack Obama (L) at a talk with Vietnamese youths, members of the Young Southeast Asian Leaders Initiative (YSEALI) program at the GEM Center in Ho Chi Minh City, Vietnam, 25 May 2016. US President Obama visits Vietnam for this first time in his Presidency from 23 to 25 May in what is the third US President to visit the South East Asian country since the end of the Vietnam War in 1975. President Obama will visit Japan next. EPA/DIEGO AZUBEL