Oil prices rose on Tuesday. Benchmark Brent crude ended Tuesday's session up $1.09, or 1.3 percent, at $85 a barrel, having fallen as low as $82.66 on Monday. Brent hit a four-year high of $86.74 last week. U.S. West Texas Intermediate crude settled 67 cents, or nearly 1 percent, higher at $74.96. WTI hit $76.90, a nearly four-year high, last week.