Source : ` ` We want to reassure runners , spectators , journalists '' about safety , says event CEO . Organizers of the London Marathon say it will take place as planned Sunday . The Metropolitan Police have `` a wealth of experience in policing a wide range of public order events across London , '' she said . London mayor says ` ` robust safety measures '' are in place for the race . Tens of thousands of people take part in the race each year , cheered on by many more .
Source : ` ` We want to reassure runners , spectators , journalists '' about safety , says event CEO . Organizers of the London Marathon say it will take place as planned Sunday . London mayor says ` ` robust safety measures '' are in place for the race . Tens of thousands of people take part in the race each year , cheered on by many more .