How scientists are racing to stop a deadly disease

Worldwide, corals are struggling to survive, decimated by pollution, destructive fishing practices, and climate change. Six years ago, a deadly coral disease outbreak started in Florida and has now made its way to the coral reefs in U.S. Virgin Islands, killing corals at an unprecedented rate. Can scientists help stop this underwater epidemic and contain its spread? Hear what three scientists are doing to help save corals and the spectacular ecosystems they support.