Reporter's Notebook: This Year's Border Security Expo in San Antonio Was the Biggest Ever: “Why Would You Even Want a Solution?”

Robo-dogs, ghost drones, Palmer Luckey, and protestors outside, plus other observations from my week at the Border Security Expo in Texas

For the past two days, I have been at the 15th annual Border Security Expo in San Antonio, Texas. What follows are excerpts from my notebook and a photo essay, focusing on the expo floor, where nearly 200 companies gathered to sell their wares to the Department of Homeland Security. I will be writing a much longer piece on the expo, analyzing its many a…