Apple's Declining iPhone Sales in China and iRobot's Stock Surge

Stocks logged their fourth-straight week of gains in a holiday-shortened session on Wall Street. Barry Knapp from Ironsides Macroeconomics and David Bahnsen of The Bahnsen Group weigh in on the rally and how long it can last. Analysts Brian Nagel and Olivia Tong share their retail shopping lists with top picks heading into the holiday season. Evercore's Amit Daryanani talks about reports that Apple's iPhone sales dropped during China's Singles Day sales event, and what that could mean for the holidays in the U.S. Plus the latest on the drama at OpenAI, the top transports to watch, the CSX derailment, and new developments in weight loss drugs.