 Trump saying that Vance has championed the hard-working men and women of our country. Fox's Jeff Manasso at the Republican National Convention in Milwaukee. Vance was a vocal opponent of Trump during the 2016 campaign, but changed his position, saying he was proved wrong by Trump's performance in office. One of tonight's speakers at the convention, South Carolina Senator Tim Scott. If you didn't believe in miracles before Saturday, you better be believing right now.