Private First Class Davidson drove the APC with active night vision. He was so used to the night vision he wouldn't drive civilian vehicles at night. He didn't feel safe unless the world lit up in green and black. Private Levesque used the infra-red. The night was cold, maybe minus ten, but that just made it easier to see heat traces, even old ones. Neither of them saw anything.

They ran on minimum electronics - just in case the enemy had some surveillance to detect their signal. It ...