Oil prices were up more than 1% on Monday as peace talks between the US and Iran stalled while shipments through the Strait of Hormuz remained limited, keeping global oil supplies tight. Brent crude futures rose $1.35, or 1.3%, to $106.68 a barrel by 0453 GMT, retreating from early session gains of over $2 a barrel. US West Texas Intermediate was at $95.35 a barrel, up 95 cents, or 1%. Last