The ribs of a 240 million-year-old fossil hold clues to how the first turtle shell evolved. And its skull shape seems closer to that of lizards and snakes than to an ancestor of dinosaurs and birds.
The software security company is big in the U.S. and around the globe, but tensions between Russia and the West have raised questions about the Moscow-based company.
Gov. Terry McAuliffe promised to introduce gun-control legislation. McAuliffe spoke two days after a gunman killed two journalists during a live broadcast.
Ten years ago, 25,000 people huddled inside the Morial Convention Center in New Orleans seeking shelter from Hurricane Katrina. The fiasco there came to epitomize the chaotic, inadequate response.