enforcement. every single time you got close, chapo guzman would escape. so basically it was amazing success for everyone. >> drew flew back to mexico city. mission accomplished. but then, the unthinkable. coming up -- >> i just felt a wave wash over me. >> one more houdini move! >> he was always one step ahead. >> you see elchapo walking back and forth inside the cell and then you suddenly stop seeing him. he just disappears. >> and one wild last stand when inside the hunt for el chapo continues. r el chapo continues.