"The Virginia Citizens Defense League, the grass-roots organization planning the rally, said it has told the state to prepare for as many as 50,000 or even 100,000 people showing up."
https://www.washingtonpost.com/local/virginia-politics/prospect-of-gun-control-in-virginia-draws-threats-promise-of-armed-protest/2020/01/05/7e9b230c-2e38-11ea-bcd4-24597950008f_story.html