LAS VEGAS — In their zeal to make third-on-the-calendar Nevada easier for Donald Trump to win in the 2024 Republican presidential primary, state GOP officials may instead have created a scenario that could delegitimize the result entirely by giving zero delegates to a candidate who wins the most ballots.“It’s a nightmare. It’s a debacle. I don’t even know where to start,” said former state party chair Amy Tarkanian.Instead of holding either a caucus or a primary, Nevada is holding both, just two days apart in early February. The primary, on Feb. 6, is being conducted by the state, using all the state voting precincts with ballots mailed to every registered Republican. The caucus, on Feb. 8, requires participants to find the site closest to their home designated by the pro-Trump state part...