And the border patrol is cracking down. So if you don't want to dig a 50 mile tunnel between Mexico and Arizona, the thought of suffering for hours in the back of a rail container isn't too appealing, and you're tired of filling balloons full of drugs and jamming them somewhere uncomfortable, what do you do?
How do you get your drugs across the border into the US, where teenagers are willing to pay beaucoup premiums for your shwag? Easy! Catapult. Drug smuggling gets medieval.