CNBC business news update recaps a mixed Friday for stocks, with the Dow lower while the S&P 500 and Nasdaq gained and only the Nasdaq notched a weekly win. Mike Santoli describes a resilient but narrow market, with mega-cap support holding the index up and semiconductors rallying 5% over two days but still 20% off highs. The Fed's rate hike pushed the 10-year Treasury yield back above 5% and 30-year mortgage rates to 7.2%, pressuring first-time homebuyers. AI safety and liability were discussed with Microsoft's Mustafa Suleyman, while Tom Kloza warned that refinery problems are causing gasoline price spikes; upcoming earnings and data include Costco, Darden, KB Home, AutoZone, General Mills, new home sales, and consumer sentiment.