Former President Trump withdrew an executive order on AI testing just hours before its scheduled signing, following discussions with tech leaders Elon Musk, Mark Zuckerberg, and David Sacks. The executive order aimed to establish guidelines for AI testing and development. In other news, Polymarket has announced a collaboration with Nasdaq, marking a significant step in integrating blockchain-based prediction markets with traditional financial systems. Additionally, discussions are ongoing regarding the Federal Reserve's master account executive order, with various stakeholders analyzing its potential impacts.