'Mission Blue': New docu shows our oceans are dying

From the Oscar-winning makers of The Cove comes a new documentary about oceanographer Sylvia Earle and her quest to save our imperilled oceans.

From the Galapagos Islands to Australia’s Coral Sea and a marine park off the coast of Mexico, the documentary Mission Blue navigates the journey of renowned oceanographer Sylvia Earle as she travels the globe to save the planet’s threatened seas.