"To those who carried out this attack, as well as anyone who wishes America harm, know this: We will not forgive.  We will not forget.  We will hunt you down and make you pay," Biden was quoted as saying in a statement posted on the White House website.

"I will defend our interests and our people with every measure at my command," he said.

"Over the past few weeks — I know you’re — many of you are probably tired of hearing me say it — we’ve been made aware by our intelligence community that the ISIS-K — an arch-enemy of the Taliban; people who were freed when both those prisons were opened — has been planning a complex set of attacks on the United States personnel and others," the President said.

"This is why, from the outset, I’ve repeatedly said this mission was extraordinarily dangerous and why I have been so determined to limit the duration of this mission," he siad.

More than 60 people died as twin blasts rocked Kabul airport in Afghanistan on Thursday, targeting those people who are attempting to flee the war-torn nation.

More than 60 people were killed, with civilians and 12 US military personnel among the dead, reports BBC.

The first attack, a suspected suicide bomb explosion, occurred outside Kabul airport while the second explosion took place near Baron Hotel right after the first one.

(Image: UNI)