Deep Freeze: It’s 5 degrees in Green Bay, Wisc., where the Packers meet the 49ers on Lambeau Field this afternoon. Bone crunching. The lowest temperatures in almost 20 years are spreading into the Northern and Central US today, bringing wind …

Solemnly Swear: Progressive Bill de Blasio took the oath as mayor of New York with a vow to fight what he called the “quiet crisis” of inequality. “We are called to put an end to economic and social inequalities that …

Russian Bombing: A suicide bombing outside the main railroad station is Volgograd, Russia, killed 15 people today and wounded more than 40. Volgograd is about 550 miles southeast of Moscow. The bomb went off as security officers approached a woman …