Jocko spent 20 years in the SEAL Teams, starting as an enlisted SEAL and rising through the ranks to become a SEAL officer. As commander of SEAL Team Three’s Task Unit Bruiser during the battle of Ramadi, he orchestrated SEAL operations that helped the “Ready First” Brigade of the U.S. Army’s First Armored Division bring stability to the violent, war-torn city. Task Unit Bruiser became the most highly decorated Special Operations Unit of the Iraq War.