“A high-level member of the Los Zetas drug cartel was captured by army troops, the Mexican Defense Secretariat said.
Esteban Luna was the cartel’s boss in Monterrey, the capital of the northern state of Nuevo Leon, and was behind several attacks on army troops and a U.S. consulate, the secretariat said.”
http://www.borderlandbeat.com/2010/07/zeta-el-chachis-falls.html