KCRW’s departing reporter Anna Scott talks about the gains and setbacks in housing and homelessness — after eight years covering the beat. Zach Galifianakis talks about the nonprofit Comedy Gives Back , reflects on his own Hollywood career, and explains why comedy is tougher than dramatic acting. To mark Greater LA’s last show, we re-air part of the first-ever episode, in which Steve Chiotakis visits a giant car shredder between the Ports of LA and Long Beach.