On November 4, 2005, Jewish Defense League (JDL) member Earl Krugel was murdered in an Arizona prison. It was only his third day into a 20-year sentence at the Federal Correction Institution in Phoenix. The 62-year old Navy veteran and former dental technician was exercising when another inmate came up behind him and hit him over the head with a concrete block, killing him instantly. Why a loose cement block was just hanging around the exercise yard is still unknown. Authorities have been fairly tightlipped so far, but the investigation has reportedly focused on a white supremacist inmate. While this...