And by contributions to your pbs station from viewers like you. Thank you. Tavis how best to defend our border with mexico, Sylvia Longmire a former air force officer and special agent working in the field of National Security has written a new home titled border insecurity, why big money, fences, and drones arent making us safer. Good to have you on the program. How important after all these ,ears of debate, still ongoing to challenge the conventional wisdom about this issue . Becausevery frustrating we have poured so many billions of dollars into securing our borders. There is so much rhetoric on both sides of the political aisle. Here we are almost 11 years after the creation of the department of homeland security. We still have tons and tons of Illegal Drugs coming across the border. We have tons of Illegal Immigrants coming across the border with no real way to manage that at a nonLaw Enforcement level, yet we are still almost in the same place as where restarted. Tavis let me sta