A Florida double-murderer appeared with the word “killer” written on his own teeth in court Monday, where he proceeded to assault his own lawyer. Joseph Zieler, 61, beckoned his lawyer, Kevin Shirley, over to speak to him after entering court in handcuffs for a pre-sentencing hearing over the murders of an 11-year-old girl and her babysitter. After leaning in to speak to him, Zieler — who was eventually given the death penalty — suddenly caught Shirley in the face with a violent elbow shot, sending him spinning, courtroom video shows. As onlookers gasped, three bailiffs immediately subdued tattooed Zieler, who...