An unidentified attacker killed a police officer, injured a lawyer and took one person hostage in Gemlik district of northwestern Bursa province late Tuesday.
The police killed in the attack was identified as desk sergeant İdris Büyükdönme, Anadolu Agency reported, adding that the attacker committed suicide afterward.
Authorities have reportedly said that the incident is not terror-related, AA added.
The standoff took place in Gemlik Courthouse. After wounding lawyer Özgür Aksoy, the attacker took a person hostage.
Security forces have been deployed to the area.
Police were not immediately available for further information.