Police affidavit : Richard Kirk bought marijuana candy hours before his wife was killed . Denver Police Chief Robert White says he 's opened an internal review into the response . Investigators will look at the time it took operators , dispatchers and police officers to handle the call , he said . For nearly 13 minutes , Kristine Kirk spoke to a 911 operator -- until a gunshot rang out . The caller said she heard her husband screaming and then saw him lying on the floor with blood all over him.
Police affidavit : Richard Kirk bought marijuana candy hours before his wife was killed . Denver Police Chief Robert White says he 's opened an internal review into the response . For nearly 13 minutes , Kristine Kirk spoke to a 911 operator -- until a gunshot rang out . The caller said she heard her husband screaming and then saw him lying on the floor with blood all over him.