Why Tesla stock is surging today

Tesla (NASDAQ: TSLA) stock sees strong bullish momentum in Friday trading. The electric vehicle (EV) the company's share price was up 6.9% at 3:15 pm ET amid a backdrop of a 1.2% gain for the S&P 500 index and gain…

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Sony Whether it's the portable Walkmans and Trinitron TVs of old, or the PlayStation consoles, Alpha cameras and superlative headphones of the 21st century, Sony has long been a mainstay at CES. But in the last couple of years, at…