John Powers

Ai Weiwei: Never Sorry follows the famous artist around the world as he repeatedly irks Chinese authorities with his art and political critiques. Fresh Air's John Powers says the documentary casts important light on the fight for greater freedom in China.

Greg Berlanoti's new series on the USA Network stars Sigourney Weaver as the secretary of state and former first lady. Critic John Powers says he suspects that "even a Martian" would realize Weaver's character is based on Hillary Clinton -- and that's not a bad thing.

Fresh Air's critic at large, John Powers, says Louis C.K.'s raunchy FX show is changing the way comedy is done — for the better. "More than any TV comedy ever, it's all about capturing moments of truth and freshness," he says.