Here’s what I think his motivation is (besides CYA).
While the bad guys in the WH are scrambling to deny their cover up and misdirection, I believe there is another long-standing related issue with this.
IMO Obama has as one of his main goals: improving the image of Islam around the world and helping its expansion.
Of course the Taliban, Al Qaeda and other fanatics keep getting in the way by killing ambassadors and shooting 14 year old girls.
Look at the apology tour, the support of the muslim brotherhood, moslems in the top of the state department advisors and the WH. Add his comments about the film for 14 days, even after he knew is was a terrorist attack..
The calling of the Ft. Hood terrorist attack, workplace violence, is just another outlandish example.
Stevie Wonder can see the pattern. Any decent reporter could make this into a headline story if they had the balls.