Airbnb Inc. (NASDAQ:ABNB) shares are down after the company reported its second-quarter financial results Tuesday. Here's a look at the details from the report.  The Details: Airbnb reported quarterly sales of $2.748 billion, which beat the analyst consensus estimate of $2.738 billion and represents a 10.63% increase over sales from the same period last year. Airbnb reported quarterly GAAP earnings of 86 cents per share, which missed the analyst consensus estimate of 92 cents by 6.52%.  The company said Nights and Experiences Booked ...