Mr. Trump blasted Vance during his rally in Wisconsin, saying “What he did was not good folks, not good!”

Melania Trump did not immediately respond to requests for comment

a source familiar with the matter, who requested to remain anonymous because of close ties to the campaign, report chaos within the Trump circle after the alleged altercation. “Mr. Trump was privately complaining about his marital trouble with Melania and requested to sleep on Mr. Vance’s couch when the altercation took place.”