As the death toll nears 600, Venezuelan authorities have militarized the area hardest hit by a pair of earthquakes. Former Donald Trump national security adviser John Bolton has pleaded guilty to charges that he unlawfully retained sensitive national security information. AI stocks are having a weird week – we'll explain. Ukraine continues to pressure Russian leader Vladimir Putin in Crimea. And, 44-year-old Serena Williams’ singles comeback will begin by facing an opponent who isn’t legally allowed to drink.Learn more about your ad choices. Visit podcastchoices.com/adchoices