Sam Fisher- Cut Face Train

  He was looking through a window. On the other side was a man holding a radio to his ear. He spun, saw Fisher, then raised a pistol and fired. The window shattered. Fisher jerked back, but not quickly enough. He felt warm blood trickling down his chin and neck. He plucked a frag grenade off his harness, pulled the pin, counted one-one thousand, tossed it through the window. There was a muffled boom. He peeked back over the edge. The man lay sprawled on the floor.

- Checkmate, Chapter 60