Border Wars - Season 2 - Eps 2: Checkpoint Texas
An 18-wheeler carrying more than 1,000 pounds of concealed marijuana is discovered by a rookie agent and his canine partner. Meanwhile, a group of illegal crossers takes agents on a four-hour chase. An Ecuadorian woman and her young daughter - injured, dehydrated and famished - are rescued from the harsh terrain after being abandoned by smugglers, and face deportation unless the mother can prove they have reason to fear for their lives back home.
About Border Wars

Title: Border Wars
First Air Date: 2010-01-10
Last Air Date: 2015-04-15
Status: Canceled
Rating: 7.5/10 (from 2 votes)
Language: EN
Seasons: 6
Total Episodes: 61
Network: National Geographic
Genres: Documentary, Crime, Reality
Production Companies: Unknown
Synopsis
Border Wars is an American documentary television series on the National Geographic Channel. The program follows agents of the U.S. Border Patrol, U.S. Customs and Border Protection, Immigration and Customs Enforcement, and other divisions of the Department of Homeland Security as they investigate and apprehend illegal aliens, drug smugglers, and other criminals violating immigration to the United States and customs laws. The series also follows Air Interdiction Agents, and Marine Interdiction Agents who patrol along the U.S.-Mexico border, as well as southern Florida and Puerto Rico.