Buenos Aires, Nov 30, 2018, SPA -- Workings of the G20 group leaders' summit began here today. The Kingdom of Saudi Arabia's delegation to the summit was led by HRH Prince Mohammed bin Salman bin Abdulaziz, Crown Prince, Vice President of the Council of Ministers and Minister of Defense. A photo call was held for the heads of delegations, attending the summit, as well as other participants. Then the leaders and heads of delegations headed into the main hall earmarked for the summit's working sessions. -- SPA 19:38 LOCAL TIME 16:38 GMT 0012 www.spa.gov.sa/w796900