Oil prices rose on Friday as a weakening dollar and lower expected August crude exports from Saudi Arabia supported the market, offsetting concerns about U.S.-China trade tensions and supply increases. U.S. crude strengthened late in the session as the U.S. dollar index slipped to a four-day low, on reports that U.S. President Donald Trump worries that the Federal Reserve will raise rates twice this year. “The dollar was a one-way ticket for the last couple of weeks and basically reversed directions, giving us some strong support,” said Phil Flynn, analyst at Price Futures Group. The expiring U.S. West Texas Intermediate (WTI) crude for August delivery settled up $1.00 at $70.46 a barrel, while the more liquid September contract rose 2 cents to $68.26 a barrel. U.S. crude ended the week down nearly […]