It is that simple, which is why the bombs just use GPS to get close to the target, then dead reckon[1] the rest of the way. [1]http://en.wikipedia.org/wiki/Dea

It is that simple, which is why the bombs just use GPS to get close to the target, then dead reckon[1] the rest of the way. [1]http://en.wikipedia.org/wiki/Dead_reckoning http://en.wikipedia.org/wiki/Dead_reckoning