David Pogue meets with the third Chief Executive Officer in Microsoft history. Since Satya Nadella became CEO, the company's stock is at an all-time high, and for the first time in a long time, people are calling Microsoft innovative. Nadella, an immigrant, talks about his road to the top of one of the world's biggest companies, and about his book, "Hit Refresh: The Quest to Rediscover Microsoft's Soul and Imagine a Better Future for Everyone." Air Date: Feb 25, 2018