The drop in oil prices was caused by the Saudis trying to stick it to Russia. There was a failure to reach agreement of the latest OPEC pact and the Saudis are trying to squeeze Russia. It doesn’t have anything to do with the coronavirus.
It most definitely has to do with cv.
The Saudi and Russian spat is because of the drop in oil, which is caused by China shutting its economy down and the assumption there will be other slowdowns/disruptions and thus a low demand for oil.
Falling prices started this and the prices started falling because of cv.