Delta highlighted one of the biggest issues that we'll hear all earnings season (DAL)

As expected, the "Brexit" is continuing to show up in company earnings.
Delta Air Lines topped forecasts for profits but missed slightly on operating revenues in the second quarter, its earnings statement released on Thursday showed.
The company announced adjusted earnings per share of $1.47 (versus $1.42 expected, according to Bloomberg) on operating revenue of $10.4 billion ($10.5 billion forecast.) Delta shares rose by as much as 2% in premarket trading.
But the company also announced one of