US Open 2026: Katie Boulter blown away by Karolina Muchova but Fran Jones joins Harriet Dart in the second round

Katie Boulter suffered a nightmare US Open exit in a punishing straight sets defeat to Karolina Muchova in under an hour at Flushing Meadows. <p>The British No 1 was broken in all seven of her service games in a chastening 6-1 6-0 defeat inside 58 minutes on Louis Armstrong Stadium.</p><p>Boulter traded breaks with Muchova at the start of the first set only for the 2026 Wimbledon finalist to pull clear and put on a clinic for her beleaguered opponent.</p><p>Boulter double faulted eight times and produced 22 unforced errors in a nightmare, error-strewn performance that left her hopes of progressing in tatters.</p><ul><li><a href="https://www.skysports.com/tennis/scores-schedule"><strong>Latest US Open scores and results</strong></a> 🎾</li><li><strong><a href="https://www.skysports.com/tennis/live-blog/32833/13576448/us-open-tennis-news-draw-schedule-results-and-updates-from-flushing-meadows-in-new-york">US Open news blog</a> </strong>I <strong><a href="https://www.skysports.com/tennis/news/32833/13577827/us-open-draw-schedule-results-from-the-final-grand-slam-tournament-of-2026-at-flushing-meadows-in-new-york">Men's and Women's draws</a> I <a href="https://www.skysports.com/tennis/news/32832/13577913/us-open-2026-order-of-play-and-match-schedule-for-arthur-ashe-stadium-louis-armstrong-stadium-and-more">Order of Play</a></strong></li><li><a href="https://qrcode.skysports.com/skysports/ContentPromo" target="_blank"><strong>Download Sky Sports app for analysis, news and video</strong></a> 📺</li><li><strong>Not got Sky?