In implementation of the directives of the Custodian of the Two Holy Mosques King Abdullah bin Abdulaziz Al Saud, the surgery for separating Siamese Iraqi twins Chris and Christian started at King Abdulaziz Medical City of the National Guard in Riyadh on Thursday morning. It is expected that the separating surgery takes approximately 7 hours during which the Saudi medical team consisting of 23 participants headed by Minister of Health Dr. Abdullah bin Abdulaziz Al-Rabiah separates through 6 phases the twins who are conjoined down the chest and abdomen and participate in the liver. It is worth mentioning that the Kingdom of Saudi Arabia has succeeded in separating (31) Siamese twins since 1990 with a success rate of up to 80%.