US President Barack Obama (L) kisses his wife first lady Michelle Obama during the launch of "Joining Forces", a national initiative in support of service members and their families, in the East Room at the White House in Washington, April 12, 2011. [Photo/Agencies]

Kazakh President Nursultan Nazarbayev (R) kisses the national flag during his inauguration ceremony in Astana April 8, 2011. Kazakhstan's cabinet offered its resignation on Friday, in line with the constitution, after Nazarbayev was inaugurated for five more years as president of the Central Asian state. [Photo/Agencies]