WACO, TX (AP).- A site where dozens of prehistoric mammoths died in a landslide and flooding some 68,000 years ago has opened to the public in Waco, Texas. The fossils were discovered in 1978 by two men hunting for snakes. They took one of the bones to a Baylor University museum official who identified it, triggering an archaeological dig. Baylor and the city preserved the remains for two decades and, following a community fundraising effort, a permanent pavilion was built over the site, which opened to the public for the first