and finally, susana, the london mayor _ soon. and finally, susana, the london mayor has _ soon. and finally, susana, the london mayor has boosted - soon. and finally, susana, the| london mayor has boosted the fortunes of one borisjohnson in the past. how much is the personality of the london mayor affect peoples choices? do we have any pulling information on that? and is there an incumbency advantage for many? there's an incumbency advantage but the danger— there's an incumbency advantage but the danger that if i mayor has been imposed _ the danger that if i mayor has been imposed for a long time, are people tired imposed fora long time, are people tired of— imposed for a long time, are people tired of him — imposed for a long time, are people tired of him and looking for something else, that certainly worry for sadiq _ something else, that certainly worry for sadiq khan and his team. if you look for sadiq khan and his team. if you took at _ for sadiq khan and his team. if you took at the — for sadiq khan and his team. if you look at the polling in london, he has been â€