"FILE - In this June 10, 1993 file photo, Joaquin Guzman Loera, alias ""El Chapo"" Guzman, is shown to the media after his arrest at the high security prison of Almoloya de Juarez, on the outskirts of Mexico City. Guatemalan authorities say on Thursday, Feb. 21, 2013, they are investigating whether a man killed in a shootout near the border with Mexico is most-wanted drug lord Joaquin ""El Chapo"" Guzman. (AP Photo/Damian Dovarganes, File)"
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