Gareth Southgate has been told his job is safe — even if his England side have a disastrous World Cup. FA chief executive Martin Glenn insists manager Southgate will be in charge for the “long term” and is bomb-proof whatever happens at the finals in Russia next ­summer. The Three Lions have been handed what looks like dream draw with Tunisia, Panama and Belgium in their group but, even if they fail badly, Southgate’s job will not be under threat. Asked if there would be no knee-jerk reaction if it all goes wrong, Glenn said: “Basically, yes. That’s a correct summary. We want Gareth there to build for the long term.