Sen. Ron Johnson's public explanations about whether he played a role in a plan to reverse the 2020 election results have led the lawyer suing Wisconsin’s slate of "fake electors" to say he'll soon demand they turn over any communications they may have had with him or his staff.

The attorney, Jeff Mandell, said he's also attempting to examine communications between the Republican senator and a Wisconsin lawyer who served as an attorney for former President Donald Trump's campaign.