How much did ‘Back to the Future’ get right? What 2015 looked like in 1989

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It’s Wednesday, Oct. 21, 2015, the day to which Marty McFly and Doc Brown time-traveled in the 1989 film “Back to the Future 2,” and TODAY’s Willie Geist, Natalie Morales, Al Roker and Tamron Hall talk about what the film trilogy got right (and wrong) when it peeked into our present day. Hoverboards, they agree, have sort of come to pass, but they see issues with dog-walking drones – how would they scoop the poop?