Reports from Nevada tonight have indicated potential administrative failures at caucus locations around the state, which threaten to further marginalize its role in the Republican nominating process. The most damning allegations are that precinct officials failed to properly certify voters, and that because of it some participants were voting twice. There also is outrage over the fact that at one location, a precinct official was wearing pro-Donald Trump gear. It's important to note that caucuses, unlike primaries, are party-run affairs without governmental oversight. They are administered by the state party and the Republican National Committee, neither of which enforce...