There may be no US tactical and rescue unit more well known than the NYPD’s Emergency Service Unit or ESU. Featuring a mission set that ranges from high angle ropes work to water rescue, from high-risk search warrants to hostage rescue, and from CBRN response to counter terrorism, ESU has...

The evolution of special tactics in the United States is a complicated story whose roots lie in the violent social and political environment of the late 1960s. Highly unusual and televised events like the Texas tower sniper in 1966 and the Munich Massacre in 1972 created the need to develop...

My guest today is Lionel D. Lio is a retired team leader who spent 15 years with the Belgian National Police - Directorate of Special Units, or DSU, also know as Group Diane. I am excited to have Lio on The Debrief because his former unit is a fantastic team who are constantly on the front lines...