** ADDS NAMES OF DETAINEES ON THE LEFT AND ON THE RIGHT ** Soldiers escort Julian Zapata Espinosa, aka "El Piolin", center, alleged member of the Los Zetas drug cartel and main suspect in the killing ... more 
** ADDS NAMES OF DETAINEES ON THE LEFT AND ON THE RIGHT ** Soldiers escort Julian Zapata Espinosa, aka "El Piolin", center, alleged member of the Los Zetas drug cartel and main suspect in the killing of U.S. Immigration and Customs, ICE, agent Jaime Zapata, and Honduras' citizen Ruben Dario Venegas, left, and Ivan Ibarra Pena, aka "El Loco", during a presentation for the media in Mexico City, Wednesday, Feb. 23, 2011. Zapata and fellow agent Victor Avila, were attacked Feb. 15 when traveling along a highway in Mexico's San Luis Potosi state. Avila survived the attack. less 
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Associated Press | Photo By Miguel Tovar
Sat, Feb 26, 2011 12:37 AM EST