High voter turnout for SYRIZA elections run-off between Kasselakis and Achtsioglou
Some 180,000 members and friends of Greece's main opposition party SYRIZA
Acting Prime Minister Ioannis Sarmas received by PM Mitsotakis at Maximos Hall
Earlier, Mr. Sarmas swore a religious oath before the President of the Republic Katerina Sakellaropoulou to head the caretaker government that will lead Greece to the June 25 elections
New Democracy leads SYRIZA by 5.8% in latest poll
PM Mitsotakis is more suitable for the premiership