London shares dip as global COVID-19 deaths cross half a million

(Reuters) - London shares retreated on Monday as investors feared a second round of lockdowns with global COVID-19 deaths crossing half a million, while a record plunge in British private-sector activity underlined the economic toll of the pandemic.The blue-chip FTSE 100 fell 0.3%, extending declines from last week, as the surge in cases of the novel coronavirus erased investor optimism around a faster economic rebound.The mid-cap FTSE 250 shed 0.5%, led by personal goods , food and beverage ..