Rodman celebrates Kim Jong-un's birthday

US basketball star Dennis Rodman has sung Happy Birthday to North Korean leader Kim Jong-un in front of a crowd of thousands in the capital.

Rodman said Mr Kim, who was in the audience with his wife and other senior officials, was his "best friend".

The former NBA star is on his fourth North Korean visit to mark Mr Kim's birthday with a basketball match.

Lucy Williamson reports from Seoul.