GUANTANAMO BAY, Cuba -- On Sunday, the Tribune editorial page asked readers: What should the U.S. do with the Guantanamo Bay detention camp? Harry B. Harris Jr., the commander of the Joint Task Force Guantanamo, offered this essay in response. I lead the soldiers, sailors, airmen, Marines, Coast Guardsmen and civilians responsible for the safe and humane care and custody of the unlawful enemy combatants held here at Guantanamo--a responsibility we take very seriously. The question of what to do with enemy combatants--committed jihadists and terrorists--is relevant and important. As the person responsible for the detention of our nation's enemies...