Crude oil prices extended their decline today, with Brent crude sliding to $77.51 per barrel at the time of writing, and West Texas Intermediate at $73.62 per barrel, on reports that the United States and Iran were making progress in their peace talks. The latest updates from the negotiations table include a report that the United States will waive sanctions on Iran’s oil industry for the 60-day duration of the cessation of hostilities agreed earlier this month. The two parties also agreed on a mechanism to end fighting between Israel and…