Carl Quintanilla, Jim Cramer and David Faber focused on the market's upward momentum, including what's driving the S&P 500's seven-day win streak \u2018\nand the Nasdaq's eighth straight day of gains: The longest such streaks for both indices in two years. Microsoft posted a record closing high on Tuesday. \nThe anchors also discussed why shares of Warner Bros. Discovery tumbled on quarterly results, as Wall Street awaits Disney's after-the-bell earnings.\nAlso in focus: Mortgage rates plunge -- so do shares of Robinhood, Roblox soars, results from EV makers Rivian and Lucid.\n\nSquawk on the Street Disclaimer