[Candidate Kyriakos Mitsotakis, center, waves to supporters as he leaves a polling station at Kifissia suburb, north of Athens, on Sunday, Jan. 10, 2016. Greece's conservative New Democracy party conducts a nationwide voting to elect a new leader. (AP Photo/Yorgos Karahalis)]ATHENS, Greece (AP) — Greece's conservative opposition New Democracy party has elected a reformist as its new leader.