In McAllen, Texas, border officers face a relentless battle against drug smuggling as they uncover meth hidden in truck fuel tanks and detain a woman attempting to cross with crystal meth. Meanwhile, a teenage boy caught with Xanax reveals ties to a larger drug operation. Each case underscores the varied tactics traffickers use and the constant vigilance required to combat them.

In McAllen, Texas, border officers face a relentless battle against drug smuggling as they uncover meth hidden in truck fuel tanks and detain a woman attempting to cross with crystal meth. Meanwhile, a teenage boy caught with Xanax reveals ties to a larger drug operation. Each case underscores the varied tactics traffickers use and the constant vigilance required to combat them.