Neither President Recep Tayyip Erdogan nor opposition leader Kemal Kilicdaroglu was able to claim an outright victory as vote counting continues

ISTANBUL—Turkey’s President Recep Tayyip Erdogan and his main challenger said they were both prepared to accept a runoff election later this month with neither candidate claiming an outright victory in a vote that marked the most severe political challenge to the Turkish leader’s two decades in power.

Early results appeared to show neither Mr. Erdogan or his top challenger, opposition leader Kemal Kilicdaroglu, reached the 50% threshold required to avoid a runoff, which would take place on May 28.

Mr. Erdogan won 49.49% of votes, with Mr. Kilicdaroglu claiming 44.7% with more than 91% of votes counted, according to the head of Turkey’s election authority, who spoke on national television early on Monday.... Read More: WSJ