[JimRed]

These "drone" only have the ability to tell you something is happening on the ground. You still need boots on the ground to stop the illegal activity.

We need a cheaper alternative to the (very effective) Hellfires for border security. Back to Korea-era napalm, maybe? Won't need so many boots on the ground to just finish off the half-cooked ones!

[DCBryan1]

You still need boots on the ground to stop the illegal activity

...or dredge the Rio Grande, fill it with water, and populate it with millions of Nile Crocodiles....30 footers.