Candidates sparred on the economy, social media, and healthcare in Simi Valley, California, where the GOP presidential candidates are hoping to be the ones to take on former President Trump for the nomination. Meanwhile, in Washington, journalists and lawmakers alike are forecasting that a government shutdown is nearly certain to come in the next few days. On the Rundown, FOX News Sunday anchor Shannon Bream joins the Rundown to explain how combative energy played for some candidates in the FOX Business debate and the ground being gained by former Ambassador Nikki Haley. Later, she explains how a government shutdown affects Americans and the policy split in the GOP over spending. Retailers call it shrink. The rest of us call it theft. An increase in shoplifting and looting has some big retail chains closing stores in big cities. Former Target Vice Chairman Gerald Storch discusses how crime is forcing companies to rethink how and where they operate. Plus, commentary by Jason Rantz, Host of the Jason Rantz Show and author of "What’s Killing America." Learn more about your ad choices. Visit megaphone.fm/adchoices