http://theduran.com/trump-sidesteps-impeachment-trap-sanctions-law-prepares-challenge-supreme-court/
This article presents what appears to be a strategic move by Trump - including greatly detailed commentary and cited text - which further supports the "theory" presented here. This, as Russia was signalling that they had given up on any real change from the US due to President Trump being undermined by his own Congress - and therefore moving forward with other options...