JUST IN:Emma Raducanu survives rollercoaster to beat Peyton Stearns in tricky start to Korea Open
immediately courtesy of a Stearns double fault. But it was just the start of a cat-and-mouse opening set. Raducanu immediately relinquished her advantage before breaking again when the American blew a 40-15 lead on her own serve. Raducanu was the first to hold serve, taking a 3-1 lead. Stearns was still thrown after failing to…