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Text: Chris Grisanti, chief equity strategist at MAI Capital Management, joins 'The Exchange' to discuss why he would buy more Amazon and Roku stock amid the ongoing tech sell-off. For access to live and exclusive video from CNBC subscribe to CNBC PRO: https://cnb.cx/2NGeIvi  » Subscribe to CNBC TV: https://cnb.cx/SubscribeCNBCtelevision » Subscribe to CNBC: https://cnb.cx/SubscribeCNBC Turn to CNBC TV for the latest stock market news and analysis.
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