Tom Brokaw: My cancer battle has made me appreciate life more

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NBC News special correspondent Tom Brokaw was first diagnosed with multiple myeloma in 2013, and his cancer battle, chronicles in his 2015 book “A Lucky Life Interrupted,” continues today. As the book comes out in paperback for the first time, Brokaw opens up to TODAY about the challenges of cancer treatment, speculating about whether a cure will be found in his lifetime.