Shares of GE falling at the start of the trading day after the company said it would take a $6.2 billion charge in its finance arm. Plus shares of BlackBerry rose after the Canadian tech giant unveiled its "Jarvis" software for connected cars. The cybersecurity system will prevent autos from being hacked. And Google is planning to lay underwater cables in an effort to expand its cloud business to new regions. The stock was rising in early trade.

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