US-Iran Tensions Flare Ahead of Trump-Xi Meeting | Balance of Power 05/11/2026 US-Iran Tensions Flare Ahead of Trump-Xi Summit: Markets Brace for Volatility Lagos, May 12, 2026 — Fresh US-Iran tensions are sending ripples through global energy markets just days before President Donald Trump is scheduled to meet Chinese President Xi Jinping in what is already being billed as one of the...