- Source: CNN " data-fave-thumbnails="{"big": { "uri": "https://media.cnn.com/api/v1/images/stellar/prod/180524200539-01-north-korea-test-site-demolition.jpg?q=x_3,y_119,h_1285,w_2284,c_crop/h_540,w_960" }, "small": { "uri": "https://media.cnn.com/api/v1/images/stellar/prod/180524200539-01-north-korea-test-site-demolition.jpg?q=x_3,y_119,h_1285,w_2284,c_crop/h_540,w_960" } }" data-vr-video="" data
![September 2017 nuclear test triggers 2019 earthquake in North Korea | CNN](https://cdn-ak-scissors.b.st-hatena.com/image/square/c5a49ca0a53b619b6e07a2dfe7b900f6e5a71213/height=288;version=1;width=512/https%3A%2F%2Fmedia.cnn.com%2Fapi%2Fv1%2Fimages%2Fstellar%2Fprod%2F180524210027-02-nk-detonation-punggye-ri-site-briefing-b.jpg%3Fq%3Dx_0%2Cy_64%2Ch_2066%2Cw_3672%2Cc_crop%2Fw_800)