Doesn’t Maricopa County Board of Supervisors’ Refusal to Handover Election Data & Access Codes Prove Rigging?

What is the Maricopa County board of supervisors hiding by refusing the state senate’s subpoena to turnover all the data germane to the 2020 election, shouldn’t they be turning over the data in order to prove once and for all that “the election was the cleanest and most transparent in history?”