Border Patrol agents in Texas on Monday discovered a group of illegal immigrants hidden inside a grain hopper rail car with no means of escape.
The shocking discovery was made in Hebbronville, Texas, which is about an hour's drive from the Mexican border.
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While inspecting an eastbound train, a K9 alerted a Border Patrol agent to the possibility of concealed humans or narcotics inside a grain hopper.
Border Patrol agents climbed onboard the train and discovered 13 illegal immigrants trapped inside with no means of escape.
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The immigrants were removed from the rail car and medically screened before being transported to the Hebbronville Station for processing, U.S. Customs and Border Protection said in a press release.
CBP said a records check indicated that the immigrants had originated in Guatemala and Mexico. No further details were released.
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The discovery came just weeks after Border Patrol agents in Arizona discovered nine illegal immigrants hidden inside an enclosed space within a cattle trailer near the Mexican border.