The state of Nevada could do its own investigations.
Criminal acts involving national elections (US Representatives and Senators)comes under the aegis of federal law enforcement first.
Sorry but the Big Fox in the hen house has jurisdiction over the little dogs trying to protect it.
Nevada can try,but the DOJ has all the American taxpayers financing their tort lawyers and the Marxist 9th Circus Court of Sh**heels will squash any challenge to the Feds anyway.