Under the patronage of Custodian of the Two Holy Mosques King Abdullah bin Abdulaziz Al Saud, Prince Khalid Alfaisal bin Abdulaziz, Governor of Makkah region and Chairman of the Central Hajj Committee, opened here today the three-day 10th Makkah Conference held by Muslim World League. A speech ceremony was held on the occasion. The speeches, concentrating on the problems of youths in the age of globalization, were delivered by a number of scholars and sheikhs. On the occasion, Prince Khalid delivered a speech in which he called for moderation.