KUALA LUMPUR, Malaysia (AP) — The Danish former coach of a two-time Olympic badminton quarterfinalist has been banned from the sport for four years for betting on games courtside.

The Badminton World Federation said Joachim Persson placed bets on his mobile phone during a match at the Japan Open last year — played two weeks after the Paris Olympics — and did not cooperate with investigators.

A document detailing the verdict Tuesday said Persson was spotted and filmed by a player making the in-game bets and displayed “a mixture of ‘shock’ and ‘emotion’” when confronted.

Persson, a former player who was the European Championship singles silver medalist in 2008, was then fired by Anders Antonsen as his coach.

Antonsen is now the world No. 3 and a quarterfinalist in the singles at the

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