You're way too opinionated for your level of wisdom or better lack of it or you're just seizing the opp. and this situation to claim some superior moral ground by deliberately misinterpreting others. It was cheap.
Exactly which part was the mob angle? They called their friends while they were at home and said, hey Zzz, dude what's up? Yea man, we got a 10 year old over here. We got a train going on her. Get your ass off the couch and off ET and join the fun. We ain't going to be here all day. So hop to it.
Mobs don't want to look at their options. Mobs are a peeve of mine too. http://en.wikipedia.org/wiki/My_Lai_Massacre
That's right, mob psychology does not explain what happened here, as I mentioned before. Probably it was present for the few initiators. None of that matters for them, though, and we can't let it, they have to pay for what they've done.
And you're just inastute and unsubtle enough to take the declaration literally instead of as the analogy it was meant as.