A missile launch is seen at an undisclosed location in North Korea, in this undated photo released on October 10, 2022 by North Korea's Korean Central News Agency (KCNA). KCNA via REUTERS ATTENTION EDITORS - THIS IMAGE WAS PROVIDED BY A THIRD PARTY. REUTERS IS UNABLE TO INDEPENDENTLY VERIFY THIS IMAGE. NO THIRD PARTY SALES. SOUTH KOREA OUT. NO COMMERCIAL OR EDITORIAL SALES IN SOUTH KOREA.

North Korea's leader Kim Jong Un oversees military drills at an undisclosed location in North Korea, in this undated photo released on October 10, 2022 by North Korea's Korean Central News Agency (KCNA). KCNA via REUTERS ATTENTION EDITORS - THIS IMAGE WAS PROVIDED BY A THIRD PARTY. REUTERS IS UNABLE TO INDEPENDENTLY VERIFY THIS IMAGE. NO THIRD PARTY SALES. SOUTH KOREA OUT. NO COMMERCIAL OR EDITORIAL SALES IN SOUTH KOREA.

A missile launch is seen at an undisclosed location in North Korea, in this undated photo released on October 10, 2022 by North Korea's Korean Central News Agency (KCNA). KCNA via REUTERS ATTENTION EDITORS - THIS IMAGE WAS PROVIDED BY A THIRD PARTY. REUTERS IS UNABLE TO INDEPENDENTLY VERIFY THIS IMAGE. NO THIRD PARTY SALES. SOUTH KOREA OUT. NO COMMERCIAL OR EDITORIAL SALES IN SOUTH KOREA.

A missile launch is seen at an undisclosed location in North Korea, in this undated photo released on October 10, 2022 by North Korea's Korean Central News Agency (KCNA). KCNA via REUTERS ATTENTION EDITORS - THIS IMAGE WAS PROVIDED BY A THIRD PARTY. REUTERS IS UNABLE TO INDEPENDENTLY VERIFY THIS IMAGE. NO THIRD PARTY SALES. SOUTH KOREA OUT. NO COMMERCIAL OR EDITORIAL SALES IN SOUTH KOREA.

North Korea's leader Kim Jong Un oversees military drills at an undisclosed location in North Korea, in this undated photo released on October 10, 2022 by North Korea's Korean Central News Agency (KCNA). KCNA via REUTERS ATTENTION EDITORS - THIS IMAGE WAS PROVIDED BY A THIRD PARTY. REUTERS IS UNABLE TO INDEPENDENTLY VERIFY THIS IMAGE. NO THIRD PARTY SALES. SOUTH KOREA OUT. NO COMMERCIAL OR EDITORIAL SALES IN SOUTH KOREA.

North Korea's leader Kim Jong Un oversees a missile launch at an undisclosed location in North Korea, in this photo released on October 9, 2022 by North Korea's Korean Central News Agency (KCNA). KCNA via REUTERS ATTENTION EDITORS - THIS IMAGE WAS PROVIDED BY A THIRD PARTY. REUTERS IS UNABLE TO INDEPENDENTLY VERIFY THIS IMAGE. NO THIRD PARTY SALES. SOUTH KOREA OUT. NO COMMERCIAL OR EDITORIAL SALES IN SOUTH KOREA.

A missile launch is seen at an undisclosed location in North Korea, in this undated photo released on October 10, 2022 by North Korea's Korean Central News Agency (KCNA). KCNA via REUTERS ATTENTION EDITORS - THIS IMAGE WAS PROVIDED BY A THIRD PARTY. REUTERS IS UNABLE TO INDEPENDENTLY VERIFY THIS IMAGE. NO THIRD PARTY SALES. SOUTH KOREA OUT. NO COMMERCIAL OR EDITORIAL SALES IN SOUTH KOREA.

North Korea's leader Kim Jong Un speaks at an undisclosed location in North Korea, in this photo released on October 9, 2022 by North Korea's Korean Central News Agency (KCNA). KCNA via REUTERS ATTENTION EDITORS - THIS IMAGE WAS PROVIDED BY A THIRD PARTY. REUTERS IS UNABLE TO INDEPENDENTLY VERIFY THIS IMAGE. NO THIRD PARTY SALES. SOUTH KOREA OUT. NO COMMERCIAL OR EDITORIAL SALES IN SOUTH KOREA.

A missile launch is seen at an undisclosed location in North Korea, in this undated photo released on October 10, 2022 by North Korea's Korean Central News Agency (KCNA). KCNA via REUTERS ATTENTION EDITORS - THIS IMAGE WAS PROVIDED BY A THIRD PARTY. REUTERS IS UNABLE TO INDEPENDENTLY VERIFY THIS IMAGE. NO THIRD PARTY SALES. SOUTH KOREA OUT. NO COMMERCIAL OR EDITORIAL SALES IN SOUTH KOREA.

North Korea's leader Kim Jong Un oversees a missile launch at an undisclosed location in North Korea, in this undated photo released on October 10, 2022 by North Korea's Korean Central News Agency (KCNA). KCNA via REUTERS ATTENTION EDITORS - THIS IMAGE WAS PROVIDED BY A THIRD PARTY. REUTERS IS UNABLE TO INDEPENDENTLY VERIFY THIS IMAGE. NO THIRD PARTY SALES. SOUTH KOREA OUT. NO COMMERCIAL OR EDITORIAL SALES IN SOUTH KOREA.

North Korea's leader Kim Jong Un oversees a missile launch at an undisclosed location in North Korea, in this undated photo released on October 10, 2022 by North Korea's Korean Central News Agency (KCNA). KCNA via REUTERS ATTENTION EDITORS - THIS IMAGE WAS PROVIDED BY A THIRD PARTY. REUTERS IS UNABLE TO INDEPENDENTLY VERIFY THIS IMAGE. NO THIRD PARTY SALES. SOUTH KOREA OUT. NO COMMERCIAL OR EDITORIAL SALES IN SOUTH KOREA. TPX IMAGES OF THE DAY

A missile launch is seen at an undisclosed location in North Korea, in this undated photo released on October 10, 2022 by North Korea's Korean Central News Agency (KCNA). KCNA via REUTERS ATTENTION EDITORS - THIS IMAGE WAS PROVIDED BY A THIRD PARTY. REUTERS IS UNABLE TO INDEPENDENTLY VERIFY THIS IMAGE. NO THIRD PARTY SALES. SOUTH KOREA OUT. NO COMMERCIAL OR EDITORIAL SALES IN SOUTH KOREA.

North Korea's leader Kim Jong Un oversees military drills at an undisclosed location in North Korea, in this undated photo released on October 10, 2022 by North Korea's Korean Central News Agency (KCNA). KCNA via REUTERS ATTENTION EDITORS - THIS IMAGE WAS PROVIDED BY A THIRD PARTY. REUTERS IS UNABLE TO INDEPENDENTLY VERIFY THIS IMAGE. NO THIRD PARTY SALES. SOUTH KOREA OUT. NO COMMERCIAL OR EDITORIAL SALES IN SOUTH KOREA.

North Korea's leader Kim Jong Un oversees military drills at an undisclosed location in North Korea, in this undated photo released on October 10, 2022 by North Korea's Korean Central News Agency (KCNA). KCNA via REUTERS ATTENTION EDITORS - THIS IMAGE WAS PROVIDED BY A THIRD PARTY. REUTERS IS UNABLE TO INDEPENDENTLY VERIFY THIS IMAGE. NO THIRD PARTY SALES. SOUTH KOREA OUT. NO COMMERCIAL OR EDITORIAL SALES IN SOUTH KOREA.