Every day you likely share the road with a semi-truck, a drive that can put you at risk for a type of accident that occurs nearly every day across the country but is something you may not have heard about until now. It's called an underride. Advocates say there's technology out there that could keep you safe, but others argue this type of accident doesn't happen enough to make the investment. 10 Investigates spent nearly a year looking into crash reports that led us to a loophole: https://www.wtsp.com/article/news/investigations/10-investigates/deadly-tractor-trailer-crashes-underrides-slide-under/67-5b66cfca-bb6a-4bf1-92d4-453764d28f36