London's virtual long-distance runners will never be lonely in spirit | Sean Ingle

Sunday's 40th edition of the capital's marathon can be a unifying force just when a divided nation needs it most There is a day in the sporting calendar that I can guarantee will put a wide smile on my face - in fact, I can time the moment it happens to the nearest minute. It comes at 7.01pm on the last Sunday of April as I head towards Green Park tube station at the end of a long day covering the London Marathon. Without fail there are runners being propped up by friends, their walks now a wadd...