These are 5 things you need to know on Friday September 22!
1. Stock futures are down ahead of the bell. Asian shares were rattled by North Korea overnight. Europe is also watching for Theresa May's speech
2. Hewlett Packard Enterprise (HPE) plans to cut 10% of its workforce. That could mean 5,000 employees lose their jobs
3. iPhone 8 goes on sale at Asian Apple (AAPL) Stores today. The muted response could be from lukewarm reviews or the upcoming iPhone X
4. Facebook (FB) is doing its own Russian ad investigation. Mark Zuckerberg said the company is handing information over to the government
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