Black Ops by Jonathan Maberry

The Black Ops, the very sharpest edge of any military throughout history, face their greatest challenge yet. In this collection, the soldiers battle the undead, mutations, monsters, and all the things no one ever believed could happen. The contributors also include Alan Baxter, Kristin Cross, Tim Marquitz, J.M. Martin, Bryan Thomas Schmidt, N.X. Sharps, and Seth Skorkowsky.