Russia's invasion of Ukraine; threats to the U.S. electric grid; Americans unjustly imprisoned abroad; how hedge funds and other financial firms have swallowed up newspapers, closing newsrooms and slashing staff.
Starts: Stewart Bainum, Bryan Fenster, Danny Fenster, M. Granger Morgan, Anne Neuberger, Bill Richardson, Elizabeth Sherwood-Randall, Lesley Stahl, Steven Waldman, Jon Wellinghoff