[contentcards url=”https://www.indystar.com/story/news/politics/elections/2024/08/22/taylor-swift-2024-dnc-day-4-performance-chances-toniht-united-center-chicago-airplane-jet-tracking/74910233007/” target=”_blank”] By Chris Sims and C. A. Bridges Will Taylor Swift be the surprise guest at the last night of the 2024 Democratic National Convention at the United Center in…