Dan Hirsch became a watchdog after his UCLA students wanted to look for nuclear activity in L.A. He figured they'd find nothing. They found a radiation leak next door.@toxicpodcast
Overcast: https://t.co/xox9aktIRS pic.twitter.com/KDQbn4C0Fn
— San Francisco Chronicle (@sfchronicle) December 11, 2018
Listen to the episode here.