Raducanu working with coach on informal basisPair teamed up during Miami Open in MarchEmma Raducanu has revealed she intends to continue her coaching partnership with Mark Petchey on an ad hoc basis following her quarter-final run at the Miami Open last month.“We’re keeping things informal for now and it’s been working,” she said in a joint interview with the Guardian and the BBC before the Madrid Open. “He’s someone I’ve known for a long time and I do feel like I can trust him. Continue reading...