Ralf Rangnick to Man Utd: How former Hoffenheim and RB Leipzig manager helped revolutionise German football

Ralf Rangnick describes it as his "football epiphany". It was February 1983 and, aged 25, he was serving as player-manager of Viktoria Backnang, a small-town team in Germany's sixth tier, when Valeriy Lobanovskiy's Dynamo Kiev turned up for a mid-season friendly.

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