Oil hit a 2019 high above $69 a barrel on Tuesday on the prospect that more sanctions against Iran and further Venezuelan disruptions could deepen an OPEC-led supply cut, and as the market became less worried that demand may slow.  The United States is considering more sanctions against Iran, whose oil exports have been halved by existing measures, an official said. A key crude terminal in Venezuela, also under U.S. sanctions, has halted operations again. Brent crude rose 10 cents to $69.11 a barrel by 0826 GMT, having touched $69.50, the highest since mid-November. U.S. crude was up 11 cents at $61.70 after rising above $62 for the first time since early November. “The supply cuts have been there for a while but Venezuela is not improving,” […]