putin meeting transport officials in a sumptuous boardroom. the trains another 20 or so carriages, some updated as recently as last year, remain a closely guarded secret until now. this is a russian company that builds what it calls elite wagons for its clients, specializing in luxury designs for private and state corporations. among a trove of documents including blueprints, letters and images obtained exclusively by the russian investigative dossier center and shared with cnn, these were in service dated august 2018 notifying the kremlin of a test run for what it calls the sports health wagon that has been altered. company photos show what the dossier says is putin s private gym on board the train.
cnn s matthew chance has the story. reporter: a rare glimpse inside putin s secret train. with leaked documents shown to cnn, revealing how the kremlin leader travels amid increasingly tight security and luxury. he is surrounded by enemies and psychologically, he wants to feel protected. from outside, train number one, as it s dubbed in russia, seems ordinary. it s heavily armored carriages purposefully disguised with regular russian railway s paintwork and grime. state media was once allowed inside, recording president putin meeting transport officials in a sumptuous boardroom. the train s 20 or so other