We went back to Ukraine and were stunned at how much its weapons have evolved in just one year

Ukrainian soldiers are relying more on shotguns for last-resort drone defense. Jose Colon/Anadolu via Getty Images This post originally appeared in the BI Today newsletter. You can sign up for Business Insider's daily newsletter here. Ukraine's new generation of robotic weapons At Business Insider, we're a little obsessed with weapons and defense as part of our technology and innovation coverage. To get you the latest from the field, we sent two journalists, Robert Leslie and Jake Epstein, to…