Tracy Walder, a former FBI agent and CIA officer, joins "NewsNation Prime" to discuss the manhunt that's underway following a shooting at a Stockton, Calif., banquet hall that left four people, including three children, dead. "If you look at where this occurred, it occurred where there are multiple businesses. That told me the person or persons that went there went there to that location with a purpose," Walder says. #stockton #shooting #manhunt "NewsNation Prime" is America’s source for unbiased news offering a full range of perspectives from across the U.S. Weekends starting at 7p/6C. #Prime NewsNation is your source for fact-based, unbiased news for all Americans. More from NewsNation: newsnationnow.com Get our app: trib.al/TBXgYpp Find us on cable: trib.al/YDOpGyG How to watch on TV or streaming: trib.al/Vu0Ikij