Is the Occupy Movement to Blame for the Biological Threats?

According to the news stories,
The letters to the news organizations … demanded an end to corporate money and lobbying in U.S. politics, an end to corporate personhood, and called for a new constitutional convention, the source said.
And as we were all instructed last January by The New York Times and approximately 32,475 others, the Tea Party was responsible for the Gabrielle Giffords shooting — even though, as it turned out, the Tea Party had absolutely nothing to do with the Giffords shooting.
Unlike that case, in this case the perpetrators are actually expressing views widely and vocally shared by a political movement known for a wide violent streak.
Can we now expect a series of pained essays explaining why the Occupy movement has some serious soul-searching to do? Don’t sit on a hot stove while you wait.