The US Food and Drug Administration is preparing to order Juul Labs to take its e-cigarettes off the market in the United States, the Wall Street Journal reported on Wednesday, citing people familiar with the matter.   Shares in the tobacco giant Altria Group, which owns a 35% stake in the maker of vaping products, fell 8.5% following the report. The decision could come as early as Wednesday, the Journal report said.   Juul has faced heightened scrutiny from regulators, lawma