Thousands of fans have flocked to a Thailand zoo to celebrate the first birthday of Moo Deng, the baby pygmy hippo that's become a social media sensation.

Thousands of fans have flocked to Thailand's Khao Kheow Open Zoo to celebrate the first birthday of Moo Deng, the baby pygmy hippo that has become a social media sensation.

An American upsets the world No. 1 to reach the Wimbledon women’s final, the Yankees overcome a late no-hit bid, two more stars enter baseball's Home Run Derby, the NBA’s top pick makes his summer debut and a four-way tie atop the Scottish Open. Thousands celebrate baby hippo Moo Deng's first birthday at Thailand zoo.