"They moved through the streets like sappers."
U.S. Marine Lance Cpl. Michael Winniford checking a pothole for mines during a convoy from Camp Al Asad to Al Qaim, Iraq, on April 23, 2005.
Public DomainU.S. Marine Lance Cpl. Michael Winniford checking a pothole for mines during a convoy from Camp Al Asad to Al Qaim, Iraq, on April 23, 2005.

A sapper is a military engineer, specialised in laying, detecting and disarming mines, but also trained in bridge-building, road and airfield construction and repair, demolition and field defences.