News that electric carmaker Tesla has bought $1.5 billion worth of Bitcoin, and that will start accepting payments in the cryptocurrency, sent its price to record highs. Bitcoin was trading over $47,000 early on Tuesday, according to the website Coindesk. Also today, we look at the boardroom battle for French waste and water giant Suez. Its rival Veolia launched a hostile takeover bid on Monday, after months of wrangling with the company’s board. France’s finance minister has called on the markets regulator to investigate.