Bertrand Piccard, who with André Borschberg, founded the effort to build Solar Impulse 2, the solar powered airplane with which they will try to fly around the world, addresses the doubters, the skeptics and the haters.
Bertrand Piccard, who with André Borschberg, founded the effort to build Solar Impulse 2, the solar powered airplane with which they will try to fly around the world, addresses the doubters, the skeptics and the haters.
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