If you haven't been following the truly horrific and tragic dual terrorist attacks in Oslo yesterday, now is the time to catch up.

The news today is that Norwegian media say police have apprehended the guy who opened fire on a liberal political youth summer camp, killing at least 92 people. The New York Times has more about the suspect:

In a Facebook page and a Twitter account set up under that name days before the rampage, suggesting a conscious effort to construct a public persona, he cited philosophers from Kant to Machiavelli. Though there did not appear to be calls for violence in his Internet postings, he hinted at his will to act in his lone Twitter post, paraphrasing John Stuart Mill: “One person with a belief is equal to the force of 100,000 who have only interests.” ...

Mr. Breivik had been known as polite and conscientious man by former colleagues. But his writings on a right-wing Web site, Document.no, revealed another side, an abiding obsession with Marxists, Muslims and Norway’s multicultural ideals.

Though he does not call for violence in the postings, he denounces the demographic change that he says has undermined Christian communities in places like Kosovo and Lebanon. Mr. Breivik writes: “Can you name ONE country where multiculturalism is successful where Islam is involved? The only historical example is the society without a welfare state with only non-Muslim minorities (U.S.).”