Irrespective of whether this is disrespectful to the actual people dying in said conflicts...
...when you think of this happening in a combined Universe, the Bat-clan alone has the resources to deal with this crap in about ten seconds. Once you involve the JLA, or hell, just a quick call to Clark, and this would be a really *short* comic.
And despite all that...
...it's still better than Doctor Doom crying over the WTC. Eugh.