Megyn Kelly launched her new magazine at NBC Sunday, and the stakes couldn’t have been much higher for either. Kelly, now among the highest paid personalities on network news (nearly $20 million per year), left Fox News for the network earlier this year, and will most likely secure another role on the morning schedule later this year, in addition to this one. But first, she had to get through “Sunday Night with Megyn Kelly,” a magazine show which was also inaugurated with a piece by Cynthia McFadden investigation about an addictive drug produced by Insys Therapeutics, and another piece by...