Dozens of climbers and staff on Mount Everest have tested positive for coronavirus following an outbreak of the virus on the world's highest summit, reports claim. Lukas Furtenbach, an expert climbing guide from Austria, has estimated there could be upwards of 100 active cases of Covid-19 at Everest's South Base Camp in Nepal. However, Nepalese officials have denied this is the case, insisting there has not been an outbreak at ...