The american agent who helped capture el chapo comes out of the shadows. I didnt know who we would be able to trust. Exclusive details. We jumped out of the back of that helicopter, pure chaos. Pictures seen here for the first time. Secret drug dens, hidden escape routes. Hes like Harry Houdini, every time you got close, he escaped. To catch the bad guy, you have to become the bad guy. Youre inside this reallife thriller. This is it. Hes there . Hes there. It was like living a movie. Hello and welcome to dateline. He was the infamous king pen who inspired fear among criminals and Law Enforcement on both sides of the border. His name was el chapo. For over a decade, he evaded authorities by disappearing into a secret network of tunnels built under his many safe houses. But one man was determined to capture the fugitive and would lead his team to Great Lengths to get the job done. Heres lester holt with inside the hunt for el chapo. Reporter he was hiding. Somewhere in these forbidding m