. >> on the wind-swept island of alderney, the nazis operated concentration camps on british soil. decades later, the british government is investigating how many people were killed here. >> why might the british government have tried to cover up what happened on the channel islands? >> the world is full of great comedians. >>> kevin hart is a great comedian. a movie star, and, as you'll hear tonight, a budding tycoon. >> cheers. >> are you a billionaire yet? >> none of your business, man. are you trying to get me robbed? trying to get me knocked in the head? >> i'm lesley stahl. >> i'm bill whitaker. >> i'm anderson cooper. >> i'm sharyn alfonsi. >> i'm jon wertheim. >> i'm cecilia vega. >> i'm scott pelley. those stories and more tonight on "60 minutes." ♪ ("good feeling" by flo rida feat. atr) ♪ this is a hot flash. (♪♪) this is a hot flash. (♪♪) but this is a not flash. (♪♪) for moderate to severe vasomotor symptoms due to menopause... veozah is the first and only prescription treatment that directly blocks a source of hot flashes and night sweats. with 100% hormone—free veozah