 He sat beside the man he has named as his vice presidential candidate, 39-year-old Senator J.D. Vance. We've just heard from Ukraine vowing to fight on with or without American help. So can we assume that they will not get that help if Mr. Trump and Mr. Vance do take charge? It's a question I put to Elizabeth Pipko, who's spokeswoman for the Republican National Committee. She's at the convention in Milwaukee.