-
Now Playing: Robin Kicks Off World Cup Action
-
Now Playing: Will the World Cup Unite South Africa?
-
Now Playing: The World Cup Noisemaker
-
Now Playing: Travel to the front lines of climate change in Bhutan
-
Now Playing: White Gold: Discovering Bhutan's natural treasure
-
Now Playing: US has 'credible evidence' Russia, Syria sanitizing chemical attack site: State Dept
-
Now Playing: Take that: Pedestrians tackle knifeman fleeing police
-
Now Playing: Who is the president of Cuba?
-
Now Playing: Live update on today's biggest stories
-
Now Playing: Coast guard rescues owners, dog during Wales' high tide
-
Now Playing: Trailer: 'White Gold'
-
Now Playing: Pope meets with father of terminally ill British baby denied further treatment
-
Now Playing: What site of suspected chemical attack in Syria looks like 10 days later
-
Now Playing: Emotional day in court for jailed US pastor
-
Now Playing: Camera found after 2 years lost at sea
-
Now Playing: North Korean defectors share popular K-pop songs
-
Now Playing: 170-million-year-old dinosaur footprints discovered may reveal insight on evolution
-
Now Playing: China threatens new tariff as trade war escalates
-
Now Playing: Bizarre UK police sketch ignites internet frenzy
-
Now Playing: 'Caravan' of Central American migrants trekking through Mexico