Ahead of next week's OPEC meeting in Vienna, strategists are closely watching swings in crude oil prices, which are faltering after weeks of gains. Despite political tensions involving oil superpower Saudi Arabia and OPEC's promises to cut production, crudeprices could come down by year-end, one strategist says. Here's why. • "Tensions in Saudi Arabia are still flaring following the actions by Crown Prince Mohammed bin Salman," Chantico Global CEO Gina Sanchez said Monday on CNBC's "Trading Nation," referring to a vast political shakeup in the kingdom earlier this month that initially boosted oil prices. • It is unlikely, however, that this will be an "actual geopolitical event," Sanchez said, and oil prices should continue settling. Click Read More below for additional information.

When the price of diesel goes up, the cost of everything else follows. Peak travel season is upon us and gasoline prices continue to soar. Americans are rightfully concerned as the cost of filling up their tank keeps going up at the pump. And while most may not pay as much thought to the price of diesel, the reality is that number weighs even heavier on their pocketbooks. Virtually every good you can think of travels by truck before it’s in your reach. And today’s trucks, by and large, run on diesel. The price of diesel is baked into the price of everything else, gasoline included. Right now, motor carriers are getting slammed by nightmarish surges in the price of diesel. It’s especially hard on smaller fleets, which don’t operate at a scale to negotiate rates down or lock prices into a contract. These small businesses account for 97% of trucking companies in the U.S., running 20 trucks or fewer.

American Dollar to Canadian Dollar = 0.788156; American Dollar to Chinese Yuan = 0.157845; American Dollar to Euro = 1.230278; American Dollar to Japanese Yen = 0.009371; American Dollar to Mexican Peso = 0.053840.