The Facts

• After an attack on the Turkish Aerospace Industries (TAI) in Ankara on Wednesday, where at least two gunmen opened fire and killed five people, the Turkish military retaliated by targeting sites in Northern Iraq and Northern Syria linked to the Kurdish militant group PKK.

• No organization has taken responsibility for the attack, which left 22 people injured. Interior Minister Ali Yerlikaya said the two attackers, a man and a woman, had been "neutralized," but asserted that PKK militants most certainly carried out the Ankara attack.No organization has taken responsibility for the attack, which left 22 people injured. Interior Minister Ali Yerlikaya said the authorities had "neutralized" the two attackers, a man and a woman, but insisted that PKK militants were most likely responsible.

• Turkish President Recep Tayyip Erdogan was in Kazan, Russia, for the annual BRICS meeting when the attack occurred on Wednesday. In a social media post, Erdogan condemned the "hateful attack" that targeted the military sector. The US Embassy released a statement saying Washington "strongly condemns today's terrorist attack."