...since I'm a nice guy, I'll provide one anyway. Essentially, this is an all-purpose defense. The IDF could do literally ANYTHING, and this argument would work. There can't be an inquiry -- it would demoralize our armed forces. It's telling, really. Obviously, a better argument isn't out there -- not given what happened in 'Cast Lead.' Notice, interestingly, that everyone takes it for granted that any inquiry will substantiate at least a good deal of the allegations contained in the Goldstone Report. That's also telling. Everyone --whether they admit it or not -- knows exactly what 'Cast Lead' was, and what the IDF did.
Guatemala judge orders detention of president in corruption scandal (Reuters)
from the article: Investigating the IDF would be the real war crime