Today on AirTalk, what you need to know about Metro’s public emergency announcement and how it addresses safety concerns for bus riders and drivers alike. Also on the show, a look into the current state of retail theft and what companies are doing to thwart would-be thieves; a deep-dive into the vast history of student activism; and more.

• What to know about Metro's public emergency (00:17)
• What’s going on with retail theft? (22:14)
• New book examines our waste problem (37:37)
• The history of student protests (51:24)
• What are the benefits of cold plunging? (1:09:43)
• New book explores the birth of LA's beach culture (1:23:31)