His Excellency Sheikh Khalid bin Khalifa bin Abdelaziz Al Thani, Prime Minister and Minister of Interior said, via a tweet, he posted yesterday on his official Twitter account: "We welcome our brothers participating in the 42nd session of the Council of Arab Ministers of Social Affairs hosted by Doha. We wish them success in their efforts to achieve the goals of joint social development for our countries and societies, especially combating poverty and strengthening social care programs for the elderly, people of determination, children, and others.