Drowned

Contents of Intel Document
-29th Sept.50 - Central Command is sealed from top to bottom. we might suffocate, but we won't choke on the crawlers. -7th Oct.50 - Burrowers tunneled in with packs of Slipskulls. The Chimera are getting creative. We're on round-the-clock patrols now. -14th Oct.50 - They burrowed in again. This time it wasn't Chimera in the tunnel, it was the River Thames. -15th Oct.50 - Almost fourteen thousand soldiers drowned inside the base. Less than two hundred survived. It won't be long now.