With the federal election due to be called in a few weeks, it’s still unclear who will be running for the Liberal party in some pivotal New South Wales seats. The stalemate stems from a factional brawl within the NSW division of the Liberals, and it has led to interventions from the prime minister and the supreme court. Laura Murphy-Oates speaks to the Guardian’s investigations editor Anne Davies about how the NSW Liberal’s ongoing battle over seats could threaten the Coalition’s chances in the upcoming election