The crash last November off the coast of Japan killed eight. The Air Force said the pilot decided to keep flying rather than heed multiple warnings that he should land.
Families of service members lost in crashes say that if the Osprey is going to keep flying they want Bell Flight, Boeing and the Pentagon's V-22 joint program office to make the aircraft safe.
It's the first new American bomber aircraft in more than 30 years. It's part of efforts to modernize all three legs of a nuclear triad, alongside nuclear missiles and submarine-launched warheads.
A U.S. firebombing campaign targeted Toyama and other Japanese cities, killing 180,000 before the atomic bombings of Hiroshima and Nagasaki, write geographer Cary Karacas and historian David Fedman.
