68. The discovery

Morrison and Dexter burst into the room of the signalers' mobile office. The service corporal jumps to attention. Morrison gestures to him to relax. "Sit down, Corporal, and show us what you have." Excitedly Corporal Jansen reacts: "We are doing shifts to monitor the radio frequencies 24/7 as you have ordered, Colonel, and you were right. We have a spy in our midst that made contact with someone outside. I shall play the recording now for you, Colonel, then you can listen for yourself." Jansen has the recorder ready and pushes a button. First, there are crackling noises as it runs through different frequencies. The other two wait anxiously. Suddenly a voice can be heard: "Ant Heap, come in, over!" Silences follow in-between as Ant Heap regularly is being called and Morrison becomes impatient: "Is that all?" The signaler holds up his hand. Morrison looks at Dexter: "Does this sound like a woman's voice to you as well, Captain?" Dexter nods. "Yes, Colonel, but it is clear that sh