A deleted tweet from one of President Donald Trump's Cabinet members just cost traders $84 million in minutes, according to a new report. Energy Secretary Chris Wright's accidental post about Navy tanker escorts sent oil markets into a frenzy Tuesday before disappearing into the digital void, leaving Wall Street reeling from what one expert called "an unforgivable error," the Wall Street Journal reported.The post claimed the U.S. Navy was escorting oil tankers through the Strait of Hormuz. Crude...