February 25, 2014
The Attorney General’s Office (PGR) gave a press conference to explain how the agency verified the identity of Joaquin “El Chapo” Guzman Loera, following his arrest in Mazatlan, Sinaloa on Saturday February 22nd.
Sara Monica Medina, general coordinator of services expert PGR said that the identity of “El Chapo” It was verified by genetic DNA, morphological [a study of facial construction] and fingerprint evidence.
Among the analysis to which Chapo was subjected, the PGR conducted a buccal swab to extract DNA and access their genetic profile, it was then compared to that on record, which was positive.
Additionally, a comparative study of photographs with existing physiognomy which also was a match. The anthropometric of features and overlay test was consistent with the image of headshot matches.
The benchmarks fingerprints of both hands that confirmed the identity of the detainee as Joaquín Guzmán Loera, is the same person who spent five years imprisoned in the penitentiary that at the time was known as Almoloya.
The government of the US is reported to have conducted testing in tandem.