No indication of what to do if Spencer is dead. But if Tux kills a Red Guard
Member then the Red Guard faction becomes an enemy. Pendragon would now be
hostile towards Tux. In this case, the quest could not be completed?

Issue does not appear resolved in current iteration on HEAD
(bb626cba43fa2b5c1a85d406817467f8f5a68daf) in dialogs/Tania.lua.