Oil prices fell 4% on Monday after U.S. Vice President JD Vance said progress has been made in talks with Iran and that the Strait of Hormuz was open, easing supply concerns.Brent crude was down $3.18 or 3.95%, at $77.39 a barrel by 11:44 a.m.<p><p>https://www.marinelink.com/news/oil-prices-fall-usiran-talks-ease-supply-540522</p></p>