Uber more than doubles revenue in second quarter

While Uber's business continues to post strong gains, three mutual-fund companies marked down their investments in the ride-hailing app by 15 percent, suggesting these investors are souring on the scandal-ridden company. Uber's gross bookings rose 17 percent in the second quarter, to $8.7 billion, and revenue more than doubled to $1.75 billion from the year-earlier...