News that Iran had fired ballistic missiles at a US military base in the Indian Ocean was startling, but how much of a threat does the development represent? Iran fired two ballistic missiles on March 20, 2026, at the Indian Ocean island of Diego Garcia, which hosts a strategically important joint U.S.-U.K. military base, according to U.S., U.K. and Israeli officials. One missile broke apart during flight... [6553 chars]