But we were elected to deal with those challenges, and I am not going to walk away from that and to plunge the country into chaos."—Voting is underway in a crucial by-election in the seat of Farrer, left vacant by the resignation of Sussan Ley.Pauline Hanson's One Nation and a Climate 200-backed independent appear neck and neck to replace the former Liberal leader in the massive regional electorate, but analysts believe preferences could get the populist party over the line while coalition candidates will struggle.The Redbridge Group says some voters now see One Nation or independent candidates as credible and viable alternatives, and are making deliberate choices to give their support to those candidates rather than engage in protest voting.Director of Research at the RedBridge Group Simon Welsh says the Liberal's choices during the campaign might cost it votes."The Liberals may have made a mistake in their campaign here in Farrer So, they've run negative campaigns on the independent candidate, they've run negative campaigns on One Nation but they haven't really given these voters something to vote for