These new photos were also taken by US Military. The photos of dead and wounded soldiers are allegedly from conflicts in Western Iraq. The photos of the tortured/abused Iraqis were taken by US Military and are of Iraqi Police and their detainees, alleged insurgents. You can access the full photo gallery here.
Unfortunately, I don’t have more information at this time about the photos, but check back and if there is more to tell, you can expect to see it here.