Kerry Roberts admits never hearing Karen Read ask for a Google search about hypothermia after finding John O'Keefe dead, contradicting earlier testimony.

Karen Read arrived in court for the first day of her second murder trial as her defense team maintains her innocence, saying she is the victim of a police cover-up.

She was tried on charges of second-degree murder last year for the alleged killing of her 46-year-old partner, John O'Keefe. The case has piqued national interest, spurring an array of true crime podcasts,