Stocks Fall, Oil Rises After US Seizes Iran-Flagged Ship | Bloomberg Brief 4/20/2026

US equity futures fall and oil climbs after the US Navy attacked and boarded an Iranian-flagged cargo ship in the Gulf of Oman. Iran says it has no plans to attend potential negotiations with the US in Pakistan with the ceasefire expiring on Tuesday. Amy Wu Silverman of RBC Capital Markets discusses the market volatility amid renewed uncertainties around the war. (Source: Bloomberg)