Something is going on and they are prepping.
https://www.stripes.com/news/50-000-troops-to-drill-for-invasion-in-largest-europe-exercise-since-cold-war-1.553271
https://www.af.mil/News/Article-Display/Article/1671235/armed-and-ready-ramstein-receives-largest-ammo-shipment-in-years/
Armed and Ready: Ramstein receives largest ammo shipment in years.