A screen grab from a video shows Evan Gershkovich led from a bus on August 1.Photo by Federal Security Service of Russia / Handout/Anadolu via Getty ImagesRussia freed more than a dozen prisoners on Thursday, including Evan Gershkovich and Paul Whelan.New footage published by the FSB shows the moment they were flown to Turkey and exchanged.The high-stakes exchanged marked the most complex prisoner swap since the Cold War.New video footage reveals the moment that Russia freed Wall Street Journal reporter Evan Gershkovich, former US Marine Paul Whelan, and others in a massive prisoner swap that took place in Turkey on Thursday.Gershkovich, Whelan, and 14 others were released as part of a historic and high-stakes exchange with Russia that marked the most complex prisoner swap since the Cold War.