Kim Jong-un watches as F-35, F-16, F-15 jets signal U.S, Japan & Korea's resolve

'Prepared to fight' - U.S, Japanese & South Korean fighters' reminder for Kim Jong-un. In separate missions, the allies delivered a firm signal to the North Korean regime. Show of strength after Pyongyang's ballistic missile over japan, a first in 5 years. 7 Japanese F-15J & F-2 fighter aircraft flew with 4 U.S. F-35Bs over the Sea of Japan. Four U.S F-16 fighters & 4 South Korean F-15s flew a separate mission over the West Sea.