london boris johnson is flying back to britain as he considers an audacious attempt to win a second term as prime minister only weeks after he was forced to step down with some colleagues warning his comeback could create more political chaosthe potential candidates to replace prime minister liz truss who dramatically quit on thursday after only six weeks in power were embarking on a frantic weekend of lobbying to secure enough nominations to enter the leadership contest before mondays deadlinejohnson who has on holiday in the caribbean when truss resigned and has said nothing publicly about a bid for his old job has received the support of dozens of conservative lawmakers but needs to secure 100 nominations to be consideredthe trade minister james duddridge said on friday johnson told him he is up for it and the former leader will fly back to britain on saturdayjohnson was booed by some passengers on the plane to britain according to a sky news journalist on the flightit would be an extraordinary political resurrection for the former journalist who left office shrouded in scandal but grumbling that his colleagues changed the rules halfway through a race a swipe at the conservative lawmakers who did not allow him to serve a full termformer defence minister penny mordaunt became the first candidate to officially declare an intention to run to be the next leader of the conservative party but johnson and rishi sunak once his finance minister led potential contenders ahead of voting next weekthe prospect of the return of johnson to government is a polarising issue for many in the conservative party which is deeply divided after seeing off four prime ministers in six yearsfor some conservative lawmakers johnson is a vote winner able to appeal across the country not only with his celebrity but also with his brand of energetic optimismfor others johnson is a toxic figure and the question is whether he can convince the dozens of lawmakers who abandoned him that he is now the person who can unite the party and turn around its flagging fortunesdeath spiralthe former conservative leader william hague said on friday johnsons return was possibly the worst idea he had heard in almost half a century as a party member he said it would lead to a death spiral for the conservativesif johnson can secure the required number of nominations he is likely to go headtohead with sunak who quit as his finance minister in july claiming that his former boss was unable to take tough decisionssunak is the first leadership candidate to hit the threshold of 100 nominations to enter the contest before mondays deadline according to media reports johnson currently has about half that supportjohnson is currently under investigation by parliaments privileges committee to establish whether he lied to the house of commons over lockdownbreaking parties if ministers are found to have knowingly misled parliament they are expected to resignthe contest to become britains fourth prime minister in four years has been