FC Sion they made a major coup by signing Gennaro Gattuso and Kyle Lafferty, both via free transfers. However, the club had a disappointing season which saw them change coaches three times before settling on Gattuso to finish the season, ending in third place. Sion held the distinction of having never lost a domestic cup final, with 13 wins in 13 appearances in the Swiss Cup, until a defeat by Basel in the 2017 edition. Sion play their home matches at the multi-purpose Stade Tourbillon, which has a capacity of 14,500. It was originally constructed in 1968, and was renovated in 1989
Maurice Sion game without a minimax value. Sion was an Invited Speaker at the International Congress of Mathematicians (ICM) in 1970 in Nice and was appointed the Main Organizer for the ICM held in Vancouver in 1974. In 2012 he was elected a Fellow of the American Mathematical Society. Sion was fluent in Spanish, Italian, French, and English. He was predeceased by his youngest child. Upon his death he was survived by his widow, three children, and six grandchildren. Maurice Sion Maurice Sion (17 October 1927, Skopje – 17 April 2018, Vancouver) was an American and Canadian mathematician, specializing in measure theory