SEOUL -- The United States held joint air exercises bilaterally with South Korea and Japan involving strategic bombers on Sunday, a day after North Korea fired a Hwasong-15 intercontinental ballistic missile (ICBM) in a "sudden launching drill". South Korea's Joint Chiefs of Staff said the exercise, in which South Korea's F-35A, F-15K and U.S. F-16 fighters escorted American B-1B bombers, demonstrated the allies' "overwhelming" defense capabilities and readiness posture. "(The exercise) strengthened the combined operation capability and affirmed the United States' ironclad commitment to the defense of the Korean Peninsula and the implementation of extended deterrence,...Keep on reading: US stages joint air exercises with Asian allies after North Korea’s ICBM launch