A sculptor who shot a dog for an art film in the 1970s has won a $750,000 contract to create public art for the Central Subway. Tom Otterness, a Brooklyn-based artist, has created public art all over Europe, Asia, Canada and the United States, with an emphasis on New York City. But he garnered notoriety in 1977 when he adopted a black-and-white dog from an animal shelter and shot it to death with the camera rolling. The footage ended up in his avant-garde movie "Shot Dog Film." Otterness has since apologized, telling the Brooklyn Daily Eagle in 2008, "Thirty years...