the Emir Sheikh Hamad bin Khalifa Al Thani led well-wishers to welcome Tunisian President Dr. Mohamed Moncef Al Marzouki and his accompanying delegation upon arrival at Doha International Airport to take part in the 24th ordinary Arab Summit, scheduled to open here tomorrow.HH the Heir Apparent Sheikh Tamim bin Hamad Al Thani was also on hand to welcome the Tunisian President.The Tunisian president was greeted as well by Arab League Secretary General Dr. Nabil Al Arabi, Qatar’s Ambassador to Tunisian Saad bin Nasser Al Hemaidi and Tunisian Ambassador to Qatar Mohammed Al Munzir Al Zarif .