The six-person team has identified an empty market around the excessive number of sports concussions, and are using technology to build a minimal, but effective headguard.
"Martin Hartmann and other members of the SS Death's HeadGuard Battalion were indispensable accomplices in the brutal crimes committed in the Nazi concentration camp system, " Eli Rosenbaum, head of the OSI, was quoted by Israeli daily newspaper Haaretz as saying.