The S&P 500 ($SPY) fell ~1.5% following a 9.9% drop in the KOSPI, which impacted $SPCX and U.S. memory stocks ahead of $MU earnings. Major index changes include $GOOGL replacing $VZ in the Dow Jones, joining $AMZN, $AAPL, $MSFT, and $NVDA, while $GME made a $125/share offer to acquire $EBAY. Strategic developments include a $PLTR and $ZETA partnership, a $RAKUTEN and $ASTS joint venture, and $CBRS reporting $193.4M in Q1 revenue alongside a major OpenAI deal.