Americans earning six figures or more a year have kept consumer spending strong, but there are increasing signs that upper-income consumers may be pulling back on their spending and investing. CNBC's Sharon Epperson joins 'Squawk Box' with more on where the signs of stress are for high earners..
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Upper-income consumers stressed: Here's why

Americans earning six figures or more a year have kept consumer spending strong, but there are increasing signs that upper-income consumers may be pulling back on their spending and investing. CNBC's Sharon Epperson joins 'Squawk Box' with more on where the signs of stress are for high earners.