Doha:Asian Markets Oil prices decreased during trading as optimism grew over a potential deal between the United States and Iran. According to Qatar News Agency, Brent crude dropped by USD 0.74, or 0.69 percent, reaching USD 105.85 per barrel. Similarly, West Texas Intermediate (WTI) crude saw a decrease of USD 0.81, or 0.86 percent, settling at USD 93.80 per barrel. This decline followed a significant increase in oil prices the previous day, where Brent had risen by 3.4 percent and WTI had gained 2.7 percent, marking their highest levels in a week.