It began with Lt Col Dan Rooney’s flight home from his second tour of duty in Iraq. An F-16 fighter pilot in the Oklahoma Air National Guard, he became painfully aware of the realities families face when a loved one in uniform is fallen or disabled. As his flight landed, the pilot announced they carried the remains of Corporal Brock Bucklin on board. Lt Col Rooney watched as Corporal Bucklin’s twin brother walked somberly alongside the flag-covered casket to meet his family on the tarmac. Among…