David Tepper: Be careful playing this speculative market game
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David Tepper: Be careful playing this speculative market game

Appaloosa Management Founder David Tepper told CNBC's Joe Kernen that investors must be careful if they are long in the markets amid the volatile training fueled by conversations on social media sites such as the Reddit forum WallStreetBets.
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Thu, Jan 28 20219:16 AM EST