Traveling in Kajaki, Afghanistan, last year, I learned that we’d be spending a couple nights in a small mud compound with Marines… and a nest or oriental hornets. The insects looked monstrous — they can grow to more than two inches long — but there were no incidents worth mentioning. A video recorded in 2007 suggests that hornets in Afghanistan aren’t always so harmless, however. It went viral online today, after being posted to Reddit, Gawker and other sites: [HTML1] Anybody else feel like they need some long sleeves? Clearly, these bugs aren’t fans of controlled detonations like Marines. The…