Local media says 3 of the suspects are Moldovan and a 4th is from an unspecified Arab country; Turkey blames Kurdish PKK, which denies involvement in blast that killed 6

Man codenamed 'Husam' apprehended by Turkish police in Azaz, currently under the control of the Ankara-backed Syrian opposition, bringing number of arrests in case to 51

Turkish security says Syrian suspect confessed to being an agent of outlawed Kurdistan Workers' Party; minister pans US condolence message

Ofra Adi says she was 2 meters away when explosion killed six people at Taksim Square; 2 women from Ashdod seen walking alongside alleged terrorist in released photo

Interior Minister Suleyman Soylu says suspect who planted bomb in custody; investigators focus on woman who sat near scene for 40 minutes before blast

Analysts say talks aimed at getting Turkey to drop its opposition to Sweden's and Finland's membership bids over accusations that they shelter Kurdish militants

President objects to adding Nordics to Western bulwark over grievances with reported Swedish, Finnish support for banned Kurdistan Workers' Party

German lawmaker says the move will send 'a clear signal to our Jewish citizens' after several antisemitic pro-Palestinian rallies in the country

Ankara says its first known airborne-and-land offensive in Iraqi territory is in line with international law following insurgents' attacks on its military

Turkish president threatens Kurdish fighters if they don't withdraw from planned safe zone by Tuesday evening