I agree, if you remember there was a fire on a Chinese ship (in port) about the same time…a little while earlier if I remember.
I'll dig a little to see if I can find it.
Bunch of stories like this…
https://www.forbes.com/sites/hisutton/2020/04/11/brand-new-chinese-aircraft-carrier-catches-fire/?sh=786dc9447f4d