Oil prices climbed on Thursday, with U.S. crude hitting a three-and-a-half year high, bolstered by supply concerns due to U.S. sanctions that could cause a large drop in crude exports from Iran. C West Texas Intermediate (WTI) crude CLc1 futures rose 69 cents, nearly 1 percent, to settle at $73.45 a barrel. It reached $74.03 earlier in the session, the highest since Nov. 26, 2014. Brent crude LCOc1 futures rose 23 cents to settle at $77.85 a barrel. The United States this week demanded countries halt imports of Iranian oil from November, a hardline position the Trump administration hopes will cut off funding to Tehran. On Thursday, officials said they would work with countries on a case-by-case basis. China, the biggest importer of Iran’s oil, has not committed to the […]