Senator Tim Kaine's son Linwood was arrested at a pro-Trump rally in Minnesota where clashes between Trump supporters and counter-protesters grew heated.
“Sen. Tim Kaine (D-Va.) responded to the news that his youngest son was arrested at a March 4 protest. He said his three children, "all understand that in expressing your views you have an obligation to do it peacefully, and I'm confident that that's what happened." (The Washington Post)