币界网报道:[US government agencies are investigating and tracking foreigners who visited Musk's residence] The Wall Street Journal reported on Tuesday, citing people familiar with the matter, that US government agencies are tracking foreigners who visited Musk's residence because they are worried that foreigners may try to influence the technology billionaire. The report said that the investigation tracked foreigners who visited in 2022 and 2023, and the US Department of Homeland Security and the Department of Justice participated in the investigation. The Wall Street Journal said that the investigation focused on people who visited Musk from Eastern Europe and other countries.