Chelsea FC Coach issues promise to Roman Abramovich after Chelsea win Champions League.
Chelsea sealed a 1-0 Victory over Manchester City in Saturday's final in porto with Kai Havertz first-half goal enough to secure the win for Tuchel side.
Chelsea owner Roman Abramovich was at the Estadio do dragao to watch his team win the Champions League the second time of his reign
According to this article it also states that the final was the first time Tuchel has met and spoken to Abramovich since he replaced Frank Lampard as manager in January.

