ISTANBUL — At least five people were killed and 14 injured in a “terrorist attack” at the headquarters of one of Turkey’s top defense companies on Wednesday, the country’s interior minister said.

Condemning the attack on the Turkish Aerospace Industries (TUSAS) facility as “heinous,” Ali Yerlikaya wrote on X that two of the attackers had been killed.

There was no immediate information to suggest who might be behind the attack on the facility which manufactures fighter jets and…