The French Tennis Federation (FFT) said Yana Sizikova had been arrested but did not elaborate on the reasons. — Photo courtesy NIM Management Twitter Russian player Yana Sizikova has been arrested at the French Open and has been placed in custody over match-fixing allegations, sources told Reuters on Friday. A police source and the French Tennis Federation (FFT) said the player had been arrested but did not elaborate on the reasons. A source with direct knowledge of the matter, however, said the arrest was related to match-fixing allegations. Last September, French prosecutors opened an investigation into alleged match-fixing in a women’s doubles match at the French Open.