There's a chain reaction happening across the world: The longer the Iran war drags on, the more the US drains its global supply of critical weapons. And the longer oil prices remain high, the more Russia reaps the rewards, leaving Europe increasingly exposed to Putin's aggressive instincts. Petr Pavel is president of the Czech Republic, former chief-of-staff of the Czech armed services, and served as chair of NATO's military committee. Christiane spoke to President Pavel at a conference in Prague. 

Also on today's show: Edward Luce, US National Editor, Financial Times; Dr. Elizabeth Rosenthal, Senior Contributing Editor, KFF Health News