U.S. Reopens Venezuela’s Oil Spigot, but Refuses to Guarantee Security

U.S. officials told oil executives on Wednesday that Washington will not provide security guarantees for companies operating in Venezuela, even as the Trump administration encourages the industry to re-engage with the country’s oil sector.  According to people familiar with the discussions, senior administration officials said companies would be expected to manage their own physical and political risk if they choose to invest, signaling limits to U.S. involvement as Venezuelan crude re-enters global markets.  “We are not going…