Tsunami hits Japan's Matsushima Airbase, damaging 18 JASDF F-2s: "The Sendai airport authority in Miyagi Prefecture said the airport%u2019s runways were submerged by tidal waves. The Air Self-Defense Force%u2019s Matsushima Air Base in Miyagi was inundated with seawater, damaging 18 F-2 fighters and a number of other aircraft possibly permanently, the Defense Ministry said."