The bloody Service went to hell in a handcart once they decided that WRAFs couldn't be chucked out when they got themselves up the duff.
She'd probably spent the time since getting rooted whinging and moaning about morning sickness etc etc etc and not doing the job that she was paid for (despite all the PC leaning backwards) and her bosses got royally p*ssed off with her.
If they want to play in a man's world then they should play by the rules.