Battery compartment fire causes Russian submersible incident, nuclear reactor intact: defense chief
Xinhua | Updated: 2019-07-04 15:35
![](http://img2.chinadaily.com.cn/images/201907/04/5d1db293a3105895019126fe.jpeg)
MOSCOW - A fire in the battery compartment and its spread caused the deadly incident on a Russian deep-water apparatus on Monday, while the nuclear reactor on board was not affected, Russian Defense Minister Sergei Shoigu said Thursday.