The Pentagon plans to explode a 700-ton conventional bomb on June 2 at the Nevada atomic test site as part of a military program to develop weapons for destroying underground enemy bunkers.
The blast will be one of the largest bomb tests since the end of the Cold War. ... Defense Intelligence Agency and Central Intelligence Agency officials have testified that potential adversaries such as North Korea and Iran increasingly burrow their secret weapons and command centers into well-protected underground bunkers.
The June explosion "represents to us the largest single explosive that we could imagine doing conventionally to solve that problem" of destroying underground bunkers, Tegnelia said.
If they don't get the message now, we will send it again - next time via AIR MAIL!