Can Diplomat/queen survive elimination?

I am playing a game at the moment and my queen and diplomat are at same outpost.
There are incoming drillers that defeat my outpost, however it shows that I survive and in pink subs are sent to nearest outpost. Is this the rule or a bug?
There are incoming drillers that defeat my outpost, however it shows that I survive and in pink subs are sent to nearest outpost. Is this the rule or a bug?