Two big questions ahead of Apple earnings today

Apple CEO Tim Cook kicks off an Apple event. Photo: Eric Risberg / AP

The two big questions investors and analysts have going into Apple's earnings report later today are also the two things we predicted would be challenges ahead of this year's iPhone release:

  1. How many iPhone Xs can Apple supply over the next few months?
  2. Just how much will the high-end iPhone dent demand for the iPhone 8, which Apple is able to make in significantly greater quantity?