A disgraced ex-Arkansas police chief who was serving 80 years in prison for rape and a shotgun-to-the-head execution escaped from a high-security prison disguised as a cop. Grant Hardin, 56, the former police chief of Gateway near the Arkansas-Missouri border, was seen on security cameras walking out of the North Central Unit prison, in Calico Rock, dressed in what appears to be a homemade law enforcement uniform on Sunday afternoon. Hardin, who is considered extremely dangerous, used the outfit to sneak through the controlled gate while inconspicuously pushing a cart full of utility materials, according to the Stone County Sheriff’s...