A former high-ranking Department of Homeland Security official tells me on the AZ Political Podcast that federal immigration operations conducted elsewhere are negatively affecting efforts in Arizona to capture dangerous criminals residing illegally in the U.S. — and are hurting law enforcement’s reputation in general. As undersecretary for intelligence and counterterrorism coordinator at DHS, John Cohen oversaw multiple border security and immigration enforcement efforts. Named “Law Enforcement Person of the Year” by Law Enforcement News, and among the “100 Key People in Homeland Security” by the National Journal, Cohen started his law enforcement life as an L.A.-area police officer and detective. Janet Napolitano, writing the state’s first homeland security strategy and helping to found ACTIC: the Arizona Counterterrorism Information Center. The AZ Political Podcast is available at KTAR.com, the KTAR News app and everywhere you get your podcasts.