This week saw the return of two major sports events being played under the shadow of the coronavirus pandemic. Cycling's greatest race – the Tour de France – began last weekend and saw a superb opening stage for UAE Team Emirates. The veteran Norwegian sprinter <a href="https://www.thenational.ae/sport/other-sport/uae-team-emirates-rider-alexander-kristoff-wins-opening-stage-of-tour-de-france-1.1069993">Alexander Kristoff surged home to secure the first yellow jersey</a> at this year's race, with world champion Mads Pedersen second and Cees Bol third. In Stage 4, Kristoff's teammate <a href="https://www.thenational.ae/sport/other-sport/primoz-roglic-beats-uae-team-emirates-tadej-pogacar-in-stage-4-of-the-tour-de-france-in-pictures-1.1071725">Tadej Pogacar secured second place</a> behind fellow Slovenian Primoz Roglic to earn the white jersey for fastest young rider. On the tennis court, the US Open kicked off at Flushing Meadows in New York without any spectators in attendance. Former World No 1 Andy Murray, having recovered from a career-saving hip operation, showed he has lost none of his fighting qualities after <a href="https://www.thenational.ae/sport/tennis/andy-murray-wins-five-set-us-open-thriller-after-stunning-comeback-1.1071618">coming back from two sets down to beat Yoshihito Nishioka</a>. World No 1Novak Djokovic suffered no such first-round problems as he <a href="https://www.thenational.ae/sport/tennis/us-open-day-1-novak-djokovic-embraces-the-pressure-stefanos-tsitsipas-eases-into-second-round-1.1071048">beat Damir Dzumhur 6-1, 6-4, 6-1</a>. In the women's draw, there was mixed fortunes for the Williams sisters: Serena defeated Kristie Ahn in straight sets, while Venus was beaten in Round 1 for the first tie in her career as she<a href="https://www.thenational.ae/sport/tennis/us-open-day-2-venus-williams-vows-to-carry-on-after-bowing-out-at-first-hurdle-1.1071678"> lost to Karolina Muchova</a>. Top seed Karolina Pliskova crashed out in the second round, <a href="https://www.thenational.ae/sport/tennis/us-open-top-seed-karolina-pliskova-crashes-out-in-second-round-in-pictures-1.1072198">losing 6-1, 7-6 to Caroline Garcia</a>. You can see a selection of the best images from the action in the photo gallery above. To move on to the next picture, click on the arrows, or if using a mobile device, simply swipe.