RE:Went short on this company Mexico has not baned open pit mining, but a proposal has been put forth. Read here:
https://www.bnamericas.com/en/news/mexican-mining-chamber-claims-open-pit-ban-threatens-us39bn-investments
In all likelihood it will not pass, however perception is 9/10 of reality, until it isn't.
Good call shorting, but don't wait too long to cover!