The red, white and blue stripes of the Russian flag were visible in the crowd during the first-round match between Kateryna Baindl and Kamilla Rakhimova on day one of the tennis major."It was a very emotional moment for the tennis player but everybody who could see it, more so, we've learned that those Russians were not just displaying the flag but they were also mocking the Ukrainian player," he said.There was definitely no intention to provoke anyone," Eugene told ABC Radio Melbourne.Former Australian ambassador to Ukraine Doug Trappett — who served in the role from 2015 to 2016 — said the Australian Open and Tennis Australia should have done the same, drawing attention to a missile attack on the Ukrainian city of Dnipro that killed dozens.The 20-year-old Kyiv native generated headlines last year when she refused the customary handshake at the net with former world number one Victoria Azarenka after the Belarusian defeated her at the US Open."