The arrest represents the largest discovery of vote fraud in the 2020 election.
The cancellations come as the FBI and other agencies make dire predictions about violence in the capital.
Chief Diaz statement says "at least two...officers" reportedly in Washington D.C. on Wednesday.
Chandler Pappas is a member of Patriot Prayer, a far-right group led by Joey Gibson.
US Senate balance of power is now 47-2-50 with the Ossoff v Perdue race remaining.
UPDATED: Breaking news out of Kenosha, Wisconsin, as the city braces for potential unrest.
Rittenhouse is facing criminal charges for the murder of two protesters and the attempted murder of a third.