Snap shares drop after the company's disappointing earnings report. Plus the fight for control of Uber's board sparks a lawsuit against Travis Kalanick. What's next for the Russia investigation after the FBI raided the home of President Trump's former campaign manager. SpaceX takes the next step towards launching its new rocket. And it's the "Uber" for your kids. The CEO of Kango tells us how it works. Those stories and much more, on Opening Bell.