President Joe Biden has issued a warning to ISIS-Khorasan, the group which killed 13 U.S. service members in a suicide bombing at Kabul airport, and said those who cause America harm will “pay the ultimate price.” Biden delivered a defiant address to the nation on Aug. 31, just one day after the last American military planes left Kabul’s Hamid Karzai International Airport, and said the United States remains committed to pursuing terrorist organizations “without boots on the ground.” “We will maintain the fight against terrorism in Afghanistan and other countries,” the Democrat president said, adding, “We’ve shown that capacity just in the last week. We struck ISIS-K remotely, days after they murdered 13 of our service members and dozens of innocent Afghans. “And to ISIS-K: We are not done with you yet,” he warned. Biden also cautioned that to “those who wish America harm, we will hunt you down and you will pay the ultimate price.” …