Revelations that US troops have been using guns with a biblical reference inscribed on part of the weapon, throws the claim that their military is a secular force into question.
The Pentagon has been buying scopes from a company called Trijicon for at least five years.
Its South African founder started the practice three decades ago. The company has continued to inscribe the parts ever since.
The gun sights are being used in Afghanistan, from where Al Jazeera's David Chater reports.
Source: Al Jazeera