Sprinting to World War? Israeli-Arab Tensions Threaten to Boil Over. Why Dem Partisans Love Nikki Haley. Ukraine Suffers Latest Blow From Russia. PLUS: Michael Tracey

System Update with Glenn Greenwald - Sprinting to World War? Israeli-Arab Tensions Threaten to Boil Over. Why Dem Partisans Love Nikki Haley. Ukraine Suffers Latest Blow From Russia. PLUS: Michael Tracey