FLASH: Coal mine accident in North China's Shanxi kills four

Four mining workers were killed in a roof collapse at a coal mine in Lvliang city, North China's Shanxi province, late on April 1, according to state news agency Xinhua.

The incident occurred around 21:15 on April 1 at the Guanjiaya coal mine in Xingxian county, Lvliang. Rescue operations were launched immediately, and the four trapped miners were located at approximately 02:46 on April 2 but were found with no signs of life. The Guanjiaya mine, operated under state-owned China