Errr... typo, Sire ...
>>> ...attacking people in shelters is an act so heinous that even liberals would be offended for a couple of minutes.
>>> ...liberals should be offended ...
Leftists are offended by nothing when done by one of their own. If the outrages become so common, egregious, and publicisized that their is wide public denouncement of the leftists not saying anything - they will offer up on or two of their spokespeople to feign offense and condemn. But they aren't really offended. To be offended one must have a moral center that is capable of discerning right from wrong.
Finally, brethren, whatsoever things are true, whatsoever things are honest, whatsoever things are just, whatsoever things are pure, whatsoever things are lovely, whatsoever things are of good ...