If I were a wire editor at the Associated Press, I would make it a policy to flag such obvious photo-ops as being fraudulent at face value. It is, after all, the vaunted duty of a modern news agency to bring unbiased facts to the readers, and presenting staged protests like this as being some kind of representation of actual opinion certainly wouldn't seem to count towards that goal.
As an aside, be sure to notice their inferior status, highlighted in bold.
Iranian Jewish school girls and their Muslim teacher attend an anti-Israel demonstration to condemn Israel over air attacks on the Gaza Strip in front of the UN offices in Tehran, on Tuesday Dec. 30, 2008. The children hold up signs calling for 'peace' in English, Hebrew and Persian. (AP Photo/Hasan Sarbakhshian)