FLINT, MI--After another week of Spike TV show "Ink Master," and Flint tattoo artist Kyle Dunar has used skull carvings, a comic book character and lessons from another contestant to continue his trek ...

What is it? The skull sectioned is a drawing by Leonardo da Vinci (1452-1519) and, dating from 1489, one of his earliest human anatomical studies. That year, for the first time, he had acquired a ...