Shares of Tesla fell Monday morning after CEO Elon Musk said he'd scrapped plans to take the company private at $420 a share. Plus Warren Buffett's Berkshire Hathaway is reportedly close to taking a stake in Indian payment company Paytm. And Uber's Dara Khosrowshahi told the Financial Times he's focused on e-bikes and scooters, instead of cars. Plus the deadly shooting at a video game tournament in Jacksonville, Fla., and remembering late Sen. John McCain.