el chapo, they were very successful in developing intelligence, the knowledge of how his cartels worked, operated. >> drew haugen and diego first joined the hunt with a daring move, by infiltrating el chapo 's sinaloaartel. >> when did he get on your radar in a way that you thought, i might be able to get him, i could hunt him? >> that would have been 2010, 2011, where diego and i started to move sinaloa cartel money. >> him and diego worked as part of a task force. the ego was a local detective, not a federal agent like drew. these are photos, taken during their operations. diego passed himself off as a big time operator, as drew coordinated behind the scenes. by doing this, they were risking their lives. >> you guys were playing the role of money launderers, right? >> diego was in his undercover role, posing as director of operations of a covert criminal network, but had access to airplanes, trucks, yachts that we could move millions of dollars at a time in, and tons of quantities of drugs at any point. that was our sales pitch. >> that was their pitch, and they were successful. for instance, see those fedex boxes? they contained nearly one point $2 million destined for el chapo's operations. dre