Emma Raducanu created history with her remarkable win at the 2021 US Open, but Andrea Petkovic feels the achievement ‘came a little too quickly’ for the British tennis star. It’s been a difficult few years for Raducanu in trying to find her feet on the WTA Tour since her incredible breakthrough in 2021. She captured the hearts of the nation with her debut run to the second week of Wimbledon before going all the way to win the US Open a few months later. That propelled Raducanu into the limelight and she became the next big superstar in women’s tennis. However, she’s struggled to build on that …