The BBC has several stories on the Muslim problem: 1, 2, 3.
It's not a terrible shock that a perceived insult to Islam has Muslims calling for death and making murderous threats. It is a pattern repeated since the diseased "caliphate" blighted the world nigh on 12 centuries ago. The current emulation of the Dark Agers going nuts is because they don't understand free speech, they don't have it, and they don't even want it.
Note that when Monty Python made "The Life of Brian," and after it was deemed blasphemous by the Vatican, no Christians set fire to anything, nor threatened anyone's life nor kidnapped a single human being. (I'm atheist, but the comparison is quite meaningful).
Likewise when the notorious "Piss Christ" debuted some years back in the United States, Christians didn't call for the blood of infidels.
Oh how the world tires of Dark Age fundamentalists. The West is not at war with Islam, we're just getting extremely bored with it.
In the name of art and free speech, I present the following: