Special to the Advance McALLEN — A 53-year-old naturalized citizen residing in Mexico has pleaded guilty to importing nearly 91 pounds of meth from Mexico, announced U.S. Attorney Alamdar S. Hamdani.On April 30, Manuel Ignacio Ley Villa approached the Hidalgo port of entry driving a maroon Chrysler Pacifica. Law enforcement noticed he appeared nervous and referred him to secondary inspection. There, an x-ray inspection revealed anomalies within the vehicle’s fuel tank.Upon further investigation, law enforcement discovered a fuel tank filled with a liquid material which crystalized upon contact with the floor. The weight of the liquid meth was approximately 41.14 ...