The Truth-o-Meter says: Mostly False | Corey Stewart's misleading comments on Sen. Tim Kaine and Antifa Corey Stewart, the Republican candidate for U.S. Senate in Virginia, promised a ruthless campaign against incumbent Sen. Tim Kaine. A day after securing his party’s nomination, he tweeted one of his first attacks. "Virginia's sitting senator approves of and even applauds his son's participation in a known terrorist organization, #Antifa," Stewart wrote June 13, 2018.