Today's "Planet Earth Report" -- Anniversary of Operation Gunnerside: 'The Attack on Heavy Water That Deprived the Nazis of the Atomic Bomb'

Feb. 28 marks the 75th anniversary of Operation Gunnerside, and though it hasn't yet been 100 years, the memory of this successful Norwegian mission remains strong both within Norway and beyond. Memorialized in movies, books and TV mini-series, the winter...