Ukraine-born Belgian player Maryna Zanevska brought the curtain down on her tennis career by snubbing a post-match handshake after losing to Belarus’s Aryna Sabalenka at the US Open. Zanevska, who said before the tournament she would retire after her campaign in New York due to injury, bowed out after losing 6-3, 6-2 to second-seed Sabalenka. …