Billionaire-backed International Swimming League threatened with legal action over unpaid fees November 3, 2020 The star-studded International Swimming League has been threatened with legal action by a British digital agency over unpaid fees. LiveWire Sport, whose clients also include the Premier League, Wimbledon and the Jockey Club, says it is owed a six-figure sum by the ISL. The ISL, whose swimmers include Britain’s Adam Peaty and fellow Olympic champions [...]