Source: https://www.washingtonpost.com/goingoutguide/movies/borg-vs-mcenroe-captures-a-historic-match-and-the-inner-lives-of-the-players/2018/04/18/63ea8c44-3e8b-11e8-8d53-eba0ed2371cc_story.html?utm_term=.2685c5472ca1