On behalf of Custodian of the Two Holy Mosques King Abdullah bin Abdulaziz Al Saud, Prince Khalid Alfaisal bin Abdulaziz, Governor of Makkah Region, will wash the Holy Kaaba here on Thursday as it is customary every year. The washing will be attended by a number of princes, ministers and Muslim diplomats in the kingdom and will be aired through www.gph.gov.sa .