A Brooklyn man accused of killing his girlfriend and her 91-year-old stepfather slit their throats in their kitchen then changed out of his bloodied clothes before police arrived, prosecutors said. Prosecutors didn't offer any hint of 46-year-old Kerry Lewis' motive for the killings at his arraignment in Brooklyn Criminal Court Tuesday. Lewis, who appeared in court in court in a white Tyvek suit, was ordered held without bail on murder and possession charges. Click here to read more on nydailynews.com.