https://www.reuters.com/article/us-tesla-moves/tesla-executive-exits-ceo-smokes-pot-on-webcast-shares-reel-idUSKCN1LN1MH >Tesla Inc Chief Executive Elon Musk was filmed smoking marijuana, drinking whiskey and wielding a sword just hours before the automaker said its accounting chief would leave after a one-month stint, the latest in a string of unusual behavior and executive departures that have stunned investors.