That 's because marines used infrared and body-heat scanners to pinpoint the locations of everyone inside the condo and make sure they were asleep , a Mexican official told CNN . During raid , Joaquin ` ` El Chapo '' reportedly had an AK-47 next to his bed . The former cartel leader was captured after more than a decade on the run . 2006 : Investigators used infrared scanners to pinpoint Joaquin 's location . Wiretaps and informants allowed authorities to close in .
During raid , Joaquin ` ` El Chapo '' reportedly had an AK-47 next to his bed . The former cartel leader was captured after more than a decade on the run . 2006 : Investigators used infrared scanners to pinpoint Joaquin 's location . Wiretaps and informants allowed authorities to close in .