Introducing himself to the nation after being tapped as Donald Trump's running mate, JD Vance used his Wednesday night address to the Republican National Convention to share the story of his hardscrabble upbringing and make the case that his party best understands the challenges facing struggling Americans. Read more: https://www.wtsp.com/article/news/nation-world/jd-vance-will-introduce-himself-to-a-national-audience-at-the-rnc/507-7da7bb7d-e474-4145-aa6e-79ffbb49eaa2