EL PASO, Texas - Suspected drug runners dressed in Mexican military-style uniforms who were involved in an armed confrontation with Texas lawmen were using a Mexican military-issue Humvee and weapons, the Hudspeth County sheriff said Friday. "It was military," said Arvin West, whose officers were involved in the standoff. "Due to the pending congressional hearings I can't comment further." West said the determination that the equipment was military-issue came from the federal government, but he wouldn't elaborate. A U.S. Army spokesman said he could not confirm West's statement, and the Mexican Foreign Relations Department said it would have no comment....