Greek Prime Minister Kyriakos Mitsotakis Bulgarian PM Boyko Borissov meet

ATHENS, Aug. 25, 2020 (Xinhua) -- Greek Prime Minister Kyriakos Mitsotakis (R) and his Bulgarian counterpart Boyko Borissov greet each other by elbow bump before a signing ceremony at Zappeio Hall in Athens, Greece, Aug. 24, 2020. A signing ceremony for the participation of Bulgartransgaz EAD (BTG), operator of Bulgarias National Natural Gas System, in the Alexandroupolis liquefied natural gas (LNG) terminal project in northern Greece took place on Monday in Athens.