Mike Buccella, BlockTower partner, joins ‘Power Lunch’ to discuss recent volatility in cryptocurrency prices, why risk assets are facing tough trading sessions and how crypto’s sell-off may change the narrative. 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.