U.S. Border Patrol agents and Homeland Security Investigations uncovered a man-made tunnel entering the U.S. from Mexico on Thursday. Agents discovered it in El Paso, Texas, near a storm drain system by the border wall during a security sweep of the area.

A secret tunnel discovered last week on the U.S.-Mexico border will be sealed by Mexican authorities, an army official in Ciudad Juarez said Saturday. The tunnel, discovered on Jan. 10, connects the Mexican city of Ciudad Juarez with the Texas city of El Paso.

A secret 1,000ft-long ‘narco’ underpass between Mexico and the US will be sealed off ahead of Donald Trump’s inauguration in Washington DC on Monday. Running between the two cities of Ciudad Juarez in Mexico and El Paso in Texas,