So, again, what is Jones hiding (besides the connections between his family, slavery and the Confederacy)?
The real reason can be found here.
And as you read the article, remember that Trump is heavily invested in ExxonMobil. You see, it's all about all that oil in the Russian Arctic.
One important point: As oil money flows in, Putin will not only consolidate his grip on power, he will be able to afford a massive military build up.
Another important point: This deal helps to explain why Trump has taken such a harsh denialist position on global warming.