Much of the U.S. is being blasted by ice, snow and wind, as the polar vortex that dipped south over the weekend is maintaining its frigid grip.

Santa Fe Model Railroad Club display with Polar Express Hogwarts Express ... 2791 Agua Fría St. Local vendors and live music; 2-6 p.m. Featuring program mentors and special guests; 6-7 p.m. Sunday ...