Swiss pilot Andre Borschberg took off from Nanjing to Hawaii aboard the Solar Impulse 2 aircraft in the longest leg of the first round-the-world solar flight, Saturday.br br The 8,175-kilometre (5,079-mile) flight over the is expected to last for five days and five nights. It is the seventh of 12 flights of a five-month journey aboard the single-seater plane.br br RT LIVE br Subscribe to RT! br Like us on Facebook Follow us on Twitter Follow us on Instagram Follow us on Google+ Listen to us on Soundcloud: br RT (Russia Today) is a global news network broadcasting from Moscow and Washington studios. RT is the first news channel to break the 1 billion YouTube views benchmark.