The Nevada caucuses will be held Saturday. We'll have full coverage here on Fox.And there are growing concerns tonight that the kind of chaos felt during the Iowa caucuses might reemerge this weekend.This evening, correspondent Mark Meredith looks at what's being done to try to prevent that. Nevada's caucus is already underway.Early voting began Saturday and the head of the Democratic Party says he's doing all he can to ensure the silver state's contest run smoothly.Our goal is to have a caucus that is as low tech as humanly possible while preserving efficiency. Five, six, seven.Two weeks ago, Democrats faced a disaster in Iowa, the first 2020 contest, when a smartphone app used by the party to report results failed.Nevada's Democratic Party insists it's doing things differently, it's ditching the app used in Iowa.Instead, precinct chairs are getting iPads purchased by the party to calculate the results through a new Google web form.Organizers will also be able to record results on paper as a backup, just in case.We know that all of the eyes our on us, and we've got to pull this off, and I'm confident that we will.But in election security expert told the Associated Press, the changes may do more harm than good.Eddie Perez with open-source election technology says, "very much like Iowa,this sounds like a tremendous amount of information coming relatively late in the game for fallible human beings in a complex environment."Early voters Fox spoke with, say, so far, their experiences have been mixed.I've been here for 15 minutes and I'm leaving now, I did not get a chance to vote. But if this is how the DNC is gonna run it again?