Two attackers killed five people and wounded 22 others on Wednesday in what Ankara called a terrorist attack at the Turkish Aerospace Industries headquarters, where witnesses said they heard gunfire and an explosion.

A series of explosions and gunshots were heard at TUSAS, Turkey’s state-run aerospace and defense company, in an attack Turkey’s defense chief blamed on the outlawed Kurdistan Workers Party.

A "deadly" terror attack on Wednesday targeted Turkish aerospace and defense company TUSAS in capital Ankara leaving several people dead or injured.

Suspected Kurdish militants attacked Turkiye's TUSAS, killing five and wounding over a dozen. The PKK is believed responsible. The assault follows political discussions about Kurdish conflict resolution.

Assailants have set off explosives and opened fire in an attack on the premises of Turkish state-run aerospace and defence company TUSAS, killing five people and wounding more than a dozen, the interior minister said.

Turkey said the strikes in Iraq and Syria targeted a Kurdish separatist group a day after an unclaimed attack on a defense contractor.

Turkey is carrying out cross-border airstrikes against Kurdish militant groups it accused of a deadly bombing and gun attack on its capital.

Attackers armed with explosives and rifles assaulted the headquarters of a Turkish state-run aerospace company on Wednesday.

Attackers set off explosives and opened fire Wednesday at Turkey's state-run aerospace and defense company TUSAS, killing four people and wounding 14, according to Interior Minister Ali Yerlikaya.