There is a little problem with that, as well as the rest of the BS, the animals rights crowd is throwing around.
"On Thursday, Fong denied earlier reports that police were looking into the possibility that the victims had dangled a leg or other body part over the edge of the moat, after a shoe and blood was found inside the enclosure. No shoe was found inside, but a shoeprint was found on the railing of the fence surrounding the enclosure, and police are checking it against the shoes of the three victims, she said."
FROM: http://209.85.207.104/search?q=cache:g8F8cXHcxzQJ:www.breitbart.com/article.php%3Fid%3DD8TQHJKG0%26show_article%3D1+tiger,+cops+no+shoe+was+found&hl=en&ct=clnk&cd=1&gl=us&lr=lang_en
How often do the tigers take walks around the grounds at night?