During an interview with CNN's Wolf Blitzer, Rep. Marjorie Taylor Greene responded to Rep. Alexandria Ocasio-Cortez's accusation that Greene is on a "revenge tour." Greene has broken with her party on several key issues in recent weeks. | CNN

Torture videos are currently circulating on social media – and being sent to families around the world. Thousands of dollars in ransoms are demanded in exchange for their freedom. CNN traveled to Libya's Sahara Desert to investigate this global trafficking ring. Stream the full story at cnn.com/allaccess | CNN International