An election representative holds a ballot at a polling station in Ankara, Sunday, March 31, 2024. Turkey is holding local elections on Sunday that will decide who gets to control Istanbul and other key cities. (AP Photo/Ali Unal)
Ankara's Mayor and Republican People's Party, or CHP, candidate Mansur Yavas gestures to supporters, in Ankara, Turkey, Sunday, March 31, 2024. (AP Photo/Ali Unal)
A man votes at a polling station in Istanbul, Turkey, Sunday, March 31, 2024. Turkey is holding local elections on Sunday that will decide who gets to control Istanbul and other key cities. (AP Photo/Emrah Gurel)
A voter walks at a polling station in Ankara, Sunday, March 31, 2024. Turkey is holding local elections on Sunday that will decide who gets to control Istanbul and other key cities. (AP Photo/Ali Unal)
A woman votes at a polling station in Istanbul, Turkey, Sunday, March 31, 2024. Turkey is holding local elections on Sunday that will decide who gets to control Istanbul and other key cities. (AP Photo/Emrah Gurel)
Republican People's Party, or CHP, supporters gather outside the City Hall in Ankara, Sunday, March 31, 2024. Turkey's main opposition party appeared set to retain its control over key cities in Sunday's local elections, preliminary results showed, in a major upset to President Recep Tayyip Erdogan, who had set his sights on retaking control of those urban areas. (AP Photo/Ali Unal)
Republican People's Party, or CHP, supporters gather to celebrate outside City Hall in Istanbul, Turkey, Sunday, March 31, 2024. Turkey's main opposition party retained its control over key cities and made huge gains elsewhere in Sunday's local elections, preliminary results showed, in a major upset to President Recep Tayyip Erdogan, who had set his sights on retaking control of those urban areas. (AP Photo/Khalil Hamra)
A man votes at a polling station in Ankara, Sunday, March 31, 2024. Turkey is holding local elections on Sunday that will decide who gets to control Istanbul and other key cities. (AP Photo/Ali Unal)
Republican People's Party, or CHP, supporters gather to celebrate outside City Hall in Istanbul, Turkey, Sunday, March 31, 2024. Turkey's main opposition party retained its control over key cities and made huge gains elsewhere in Sunday's local elections, preliminary results showed, in a major upset to President Recep Tayyip Erdogan, who had set his sights on retaking control of those urban areas. (AP Photo/Khalil Hamra)
Republican People's Party, or CHP, supporters gather to celebrate outside City Hall in Istanbul, Turkey, Sunday, March 31, 2024. Turkey's main opposition party retained its control over key cities and made huge gains elsewhere in Sunday's local elections, preliminary results showed, in a major upset to President Recep Tayyip Erdogan, who had set his sights on retaking control of those urban areas. (AP Photo/Khalil Hamra)
Ankara's Mayor and Republican People's Party, or CHP, candidate Mansur Yavas gestures as he addresses to supporters next to his wife Nursen Yavas, in Ankara, Turkey, Sunday, March 31, 2024. (AP Photo/Ali Unal)
Ankara's Mayor and Republican People's Party, or CHP, candidate Mansur Yavas gestures to supporters, in Ankara, Turkey, Sunday, March 31, 2024. (AP Photo/Ali Unal)
Republican People's Party, or CHP, supporters gather to celebrate outside City Hall in Istanbul, Turkey, Sunday, March 31, 2024. Turkey's main opposition party retained its control over key cities and made huge gains elsewhere in Sunday's local elections, preliminary results showed, in a major upset to President Recep Tayyip Erdogan, who had set his sights on retaking control of those urban areas. (AP Photo/Khalil Hamra)
People vote at a polling station in Ankara, Sunday, March 31, 2024. Turkey is holding local elections on Sunday that will decide who gets to control Istanbul and other key cities. (AP Photo/Ali Unal)
A woman votes at a polling station in Istanbul, Turkey, Sunday, March 31, 2024. Turkey is holding local elections on Sunday that will decide who gets to control Istanbul and other key cities. (AP Photo/Emrah Gurel)
People wait to vote at a polling station in Istanbul, Turkey, Sunday, March 31, 2024. Turkey is holding local elections on Sunday that will decide who gets to control Istanbul and other key cities. (AP Photo/Emrah Gurel)
A woman votes at a polling station in Istanbul, Turkey, Sunday, March 31, 2024. Turkey is holding local elections on Sunday that will decide who gets to control Istanbul and other key cities. (AP Photo/Emrah Gurel)
Justice and Development Party, or AKP, candidate for Istanbul Murat Kurum holds a ballot before voting at a polling station in Istanbul, Turkey, Sunday, March 31, 2024. Turkey is holding local elections on Sunday that will decide who gets to control Istanbul and other key cities. (Sercan Ozkurnazli/Dia Images via AP)
Republican People's Party, or CHP, supporters gather to celebrate outside City Hall in Istanbul, Turkey, Sunday, March 31, 2024. Turkey's main opposition party retained its control over key cities and made huge gains elsewhere in Sunday's local elections, preliminary results showed, in a major upset to President Recep Tayyip Erdogan, who had set his sights on retaking control of those urban areas. (AP Photo/Khalil Hamra)
Republican People's Party, or CHP, supporters gather to celebrate outside City Hall in Istanbul, Turkey, Sunday, March 31, 2024. Turkey's main opposition party retained its control over key cities and made huge gains elsewhere in Sunday's local elections, preliminary results showed, in a major upset to President Recep Tayyip Erdogan, who had set his sights on retaking control of those urban areas. (AP Photo/Khalil Hamra)