Facebook cofounder Dustin Moskovitz has poured over $5 million into a network of nonprofits run by Black Lives Matter leader Patrisse Cullors, according to financial disclosure records, raising questions about whether this relationship played a role in the company's decision to censor unflattering news articles about the activist last week. The social media giant blocked its users from posting links to a New York Post story that revealed Cullors, a self-described Marxist, spent $3.2 million on high-end real estate as her Black Lives Matter Global Network Foundation raked in millions in donations. Facebook said the reporting violated its "privacy and...