Ukrainian tennis player Marta Kostyuk, ahead of the Round of 16 at the Australian Open, broke with the customary ritual of photographing with opponents. The Kyiv native declined to stand alongside the neutral Russian player Maria Timofeeva, according to Ukrainian Tennis. A notable incident occurred before the start of the 4th round match at the Australian Open. The Ukrainian player declined to take a joint photo with Moscow-born Maria Timofeeva. During the pre-match briefing, Kostyuk informed the referee, Mariana Velovich, that she would not be taking a photo with Timofeeva. The Serbian refere…