The last remaining nuclear treaty between the U.S. and Russia has expired, ending decades of arms control between the two countries with the largest nuclear arsenals.
The 2026 Winter Olympics are bringing thousands of athletes from around the world together for more than two weeks of competition — and the Games are a gold mine for statistics.
A police helicopter crashed near the scene of what authorities in Flagstaff, Arizona called "an active officer-involved shooting investigation," according to police in Page, Arizona.
