Spotify Surges After Unveiling AI Deal With Universal Music and LongTerm Guidance Trump Postpones AI Executive Order Signing Cites Concerns Over Potential Hurdles Morrisons Plans to Shut Around 100 Stores Amid Rising Cost Pressures Berkshire Hathaway Reenters Airlines with 26 Billion Delta Air Lines Stake Vestas Wind Systems Shares Slide After Company Flags Margins at Low End of Guidance AIRelated Layoffs Stock Market Boost or Burden Data Suggests Caution