PHOTOS: ISIS Executes ‘Gay Man’ by Throwing Him Off Roof in MosulIn a new photo report purportedly released by the Islamic State, ISIS religious police in Mosul, Iraq carry out the sharia law prescribed execution of a "Sodomite." The photo report was released on ISIS terrorism channels on January 9. An accompanying summary of the report reads: "Besides the work of the calculation center in the city of Mosul # - Establish a limit on the action of the sodomites." A "calculation center" may refer to a center dealing with the calculation of alms percentages required by Muslims in the Quran, known as "zakat," or the calculation of prayer times. All of these duties are of ISIS religious police, known as "hisbah."