Emma Raducanu hits out at ‘insane’ officiating after grass-court victory

Emma Raducanu opened her grass-court season with a heartening win over Ena Shibahara in the first round of the Rothesay Open – and a sharp jab at the Brazilian umpire Ana Carvalho. Her straight-sets victory over the Japanese qualifier in Nottingham was followed by a pointed attack on the standard of the officiating. There is no Hawk-Eye system in operation at the tournament and Raducanu was distinctly unimpressed after a series of tight calls went against her. “I feel like …