Here's everything you need to know before Friday's opening bell:

  1. Amazon (AMZN - Get Report) said it will focus on capital investments in the grocery and food sector in 2018.
  2. Apple (AAPL - Get Report) sold 77.3 million iPhones in its first quarter, below estimates of 80.2 million.
  3. Google's (GOOGL - Get Report) paid clicks grew 43%, though the average cost per click declined 14%.
  4. Kenichiro Yoshida was named the new CEO and President of Sony (SNE - Get Report) .
  5. Stock futures fell sharply as investors eyed government bond yields and a weakening dollar.
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