06/02/2026
Today we remember Warrant Officer 1 Sean Mullen of Rehoboth Beach, Delaware.
Sean Mullen was the kind of man who never stopped learning. Whether he was studying his craft as a Green Beret, researching a new project, restoring an old Jeep, or diving into a book, he approached life with an insatiable curiosity and a determination to master whatever was in front of him. His teammates often referred to him as a “walking encyclopedia,” not because he knew everything, but because he was always willing to learn more and share that knowledge with others.
Sean was a mentor, a teacher, and a leader whose impact reached far beyond the battlefield. He loved hunting, collecting antique fi****ms, and bringing old machines back to life. He believed in hard work, self-improvement, and taking the time to help others succeed. Those qualities earned him the respect and admiration of the soldiers who served alongside him.
After nearly two decades of service, Sean had become the kind of Green Beret younger soldiers aspired to emulate. He was steady, humble, and dedicated to his team. His leadership was built on competence, trust, and a genuine investment in the people around him.
On June 2, 2013, Sean was killed in Afghanistan when an improvised explosive device struck during combat operations. Though his life was cut short, the lessons he taught, the lives he influenced, and the example he set continue to endure.
We will never forget.