This is not something that needed investigating.
It's just a book.
If Muslims can't live with that and want us to submit to their views and rituals, too bad for them. This is just the start of submitting to their religion which is filled with rituals just for that purpose.
Not only that ... it's the lead story on every 'news' website I checked out. And you can bet on the fact that it will run ALL weekend long as the lead story.
Can you believe that the Abu Graihb thing has been probably run longer than the entire 911 story, in terms of time/length. It's been running for how long now? A year? More? 9-11 was reduced to a whisper 3 months after it occured.
I've seen that stupid picture of that hooded guy more times than I've seen images of the towers collapsing.