TRUCKEE, Calif. (AP) - Archaeologists have unearthed a cooking hearth in the Sierra Nevada where they believe the Donner Party gathered for meager meals in the months before starvation led to the country's most famous tale of cannibalism. Government and university researchers said Wednesday that bone fragments they located appear to be large enough to allow for DNA testing to determine if they are human. They also found lead shot, musket balls, jewelry beads and wagon parts. If some of the bones are human, they would be the first physical evidence to back up survivors' accounts that some members of...