Congo mining dispute.

A shareholder dispute over one of the world’s biggest copper and cobalt mines is heating up in the Democratic Republic of Congo, after state miner Gecamines threatened to block exports or even take the mine away from its partner, China Molybdenum Co.Congo’s Gecamines, which owns 20% of the Tenke Fungurume mine’s holding company, has accused CMOC of manipulating the project’s finances and says it owes as much as $5 billion in payments. QUOTE
Cobalt supply always suffers from inherent fragility COB’s primary cobalt resource is being developed at the right time IMO.

https://www.mining.com/web/congo-miner-threatens-to-seize-cobalt-project-from-chinese-partner/