Petrified Forest National Park: Ancient and Spectacular
This week on our national parks journey, we travel to the southwestern state of Arizona.
Bombings, Arrests in Turkey as Government Battles Opponents
Officials in Turkey say police have detained over 500 people since Monday because of their suspected ties to Kurdish militants.
Trump Chooses ExxonMobil Chief as Secretary of State
U.S. President-elect Donald Trump has chosen Rex Tillerson as his secretary of state — the top cabinet position.