- Do You Have a Question for Aidan Delgado, Joshua Casteel, or Lt. Col. Pete Kilner? Three of the people who were featured in Soldiers of Conscience — Lt. Col. Pete Kilner and conscientious objectors Aidan Delgado and Joshua Casteel — will answer questions from viewers during the week following Thursday, October 16, 2008. Soldiers of Conscience airs on most PBS stations on Thursday, October 16, 2008 at 9 PM. (Schedules […]