The two candidates in the second round of the Turkish presidential election: Recep Tayyip Erdoğan and Kemal Kılıçdaroğlu

Video. Turkey: Could far-right voters be the deciding factor in election?

Far-right candidate, Sinan Oğan, has become a 'kingmaker' of sorts in the Turkish presidential election. His 2.8 million voters could have the power to decide between incumbent Recep Tayyip Erdoğan and his rival Kemal Kılıçdaroğlu.