BROWNSVILLE — An 18-year-old Mexican man illegally residing in Brownsville has entered a plea of guilty to transporting illegal aliens within the United States, announced U.S. Attorney Jennifer B. Lowery.Christopher Rodriguez-Martinez admitted his guilty March 3.On Dec. 7, 2021, authorities observed Rodriguez-Martinez and Guillermo Villasenor-Sanchez in a silver vehicle near the Los Fresnos canal. Soon after, they saw six individuals run from the canal and get into the vehicle.Rodriguez-Martinez was the driver and fled the area at a high rate of speed. As law enforcement approached the vehicle, Rodriguez-Martinez lost control and made impact with the Border Patrol unit.After the ...