oliver lewis, who was deputy _ of advising him. oliver lewis, who was deputy to _ of advising him.r lewis, who was deputy to lord frost. - of advising him. oliver lewis, who was deputy to lord frost. he - of advising him. oliver lewis, who was deputy to lord frost. he has i was deputy to lord frost. he has come _ was deputy to lord frost. he has come back, — was deputy to lord frost. he has come back, apparently, is an unpaid negotiator— come back, apparently, is an unpaid negotiator and middleman between rishi sunak and at the erg, there is a group— rishi sunak and at the erg, there is a group of— rishi sunak and at the erg, there is a group of hardline brexiteers within— a group of hardline brexiteers within the conservative party. but yet again. — within the conservative party. but yet again, we see yet another conservative prime minister being held hostage, if you like by this group, — held hostage, if you like by this group, the erg, and spending so much time and— group, the erg, and spending so much time and effort on keeping them on board _ time and effort on keeping them on