it calls elite wagons for its clients, special lidizing in lu designs. among a trove of documents including blueprints, letters and images obtained exclusively by the investigative center and shared with cnn, this one dated august 2018, notifying the kremlin of a test run for what it calls sports health wagon that has been order. the company in photos show what the center says is putin s private gym on board the train. as recently as last year, the kremlin was looking to upgrade the gym with american equipment to replace the italian machines originally installed. a former member of putin s personal protection service who says that he fitted the train s secure communications equipment before defecting from russia told the center that the kremlin leader started traveling by