Ian Bremmer, Eurasia Group President, says Putin doesn't have "real friends" on the global stage.Amy Wu Silverman, RBC Capital Markets Head of Derivatives Strategy, says if tech goes, the market goes. Collin Martin, Schwab Center for Financial Research Fixed Income Strategist, says one more rate hike from the Fed is likely. Geoffrey Yu, BNY Mellon Senior Market Strategist, sees clear signs of a demand slowdown.Get the Bloomberg Surveillance newsletter, delivered every weekday. Sign up now: https://www.bloomberg.com/account/newsletters/surveillance 

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