EXPLAINER: How impoverished N. Korea finances testing spree


              FILE - In this photo provided by South Korea Defense Ministry, South Korean Air Force's F15K fighter jets and U.S. Air Force's F-16 fighter jets, fly in formation during a joint drill in an undisclosed location in South Korea, Oct. 4, 2022. (South Korea Defense Ministry via AP, File)
            
              A TV screen showing a news program reporting on North Korea's missile launch at the Seoul Railway Station in Seoul, South Korea, Nov. 4, 2022. The sign reads "North Korea's main ballistic missile range." (AP Photo/Ahn Young-joon)
            
              FILE - This photo provided by the North Korean government shows missiles during a military parade marking the ruling party congress, at Kim Il Sung Square in Pyongyang, North Korea on Jan. 14, 2021. Independent journalists were not given access to cover the event depicted in this image distributed by the North Korean government. The content of this image is as provided and cannot be independently verified. Korean language watermark on image as provided by source reads: "KCNA" which is the abbreviation for Korean Central News Agency. (Korean Central News Agency/Korea News Service via AP, File)
            
              FILE - This photo provided on Oct. 10, 2022, by the North Korean government, North Korean leader Kim Jong Un inspects a missile test at an undisclosed location in North Korea, as taken sometime between Sept. 25 and Oct. 9. Independent journalists were not given access to cover the event depicted in this image distributed by the North Korean government. The content of this image is as provided and cannot be independently verified. Korean language watermark on image as provided by source reads: "KCNA" which is the abbreviation for Korean Central News Agency. (Korean Central News Agency/Korea News Service via AP, File)
            
              FILE - This photo distributed by the North Korean government shows what it says a test-fire of a Hwasong-17 intercontinental ballistic missile (ICBM), at an undisclosed location in North Korea on March 24, 2022. Independent journalists were not given access to cover the event depicted in this image distributed by the North Korean government. The content of this image is as provided and cannot be independently verified. Korean language watermark on image as provided by source reads: "KCNA" which is the abbreviation for Korean Central News Agency. (Korean Central News Agency/Korea News Service via AP, File)
EXPLAINER: How impoverished N. Korea finances testing spree