The search for convicted killer Danelo Cavalcante stretched into its 12th day Monday. Cavalcante has reportedly departed the search area previously outlined by authorities, changed his appearance and stolen a delivery van since his escape. Former U.S. Marshal John Muffler joins "NewsNation Now" to explain what officials mean when they say there is no longer a "defined search area" for Cavalcante. #Escape #Inmate #pennsylvania Watch #NewsNationNow: newsnationnow.com/joinus "NewsNation Now" is a no fluff, no filler newscast hosted by Nichole Berlie featuring up-to-the-minute news drawing from a network of journalists across the U.S. Weekdays starting at 1p/12C. NewsNation is your source for fact-based, unbiased news for all America. 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