Greek PM Kyriakos Mitsotakis greets European Unions (EU) high representative for foreign affairs and security policy Josep Borrell

ATHENS, June 25 (Xinhua) -- Greek Prime Minister Kyriakos Mitsotakis (L) greets Josep Borrell, the European Unions (EU) high representative for foreign affairs and security policy, at the Prime Ministers Office in Athens, Greece, on June 24, 2020. Josep Borrell said that the EU was determined to protect its external borders during his visit to Greece on Wednesday.