Elon Musk is close to reaching a deal with Twitter to buy the social media company for $43 billion and take it private, according to The Wall Street Journal. The deal could be finalized as early as Monday. Reports about the upcoming deal follow news that Musk acquired $46.5 billion in financing to purchase the company. Twitter might announce the deal to the public on Monday after the board has recommended the sale to its shareholders, according to Reuters. However, it is possible that the deal could fall through at the last minute. Musk’s purchase of Twitter is in a personal capacity — not thr…