DOHA, Qatar (AFP)—Oil and gas prices soared Thursday after Iran hit the world's largest liquefied natural gas (LNG) facility in Qatar and threatened to destroy the region's energy infrastructure, while Donald Trump warned of a furious US response if such attacks continued. International benchmark Brent surged 10 percent before falling back while European gas rose 35 percent after Iran attacked Qatar's huge Ras Laffan LNG facility in retaliation for an...