Oklahoma has repealed their version of the switchblade knife ban. Baltimore has a similar law that Freddy Grey was arrested under before his death from a serious spinal cord injury, three fractured vertebrae, and a crushed voice box, apparently while in police custody. The Baltimore law is more vague than the Oklahoma law HB 1911(pdf) , and the AG in Baltimore has ruled that the arrest was illegal, probably for two reasons. First, the knife was not concealed. The officer noted that he saw the knife clipped to the front pants pocket. Second, the knife was not a...