People walk through the snow on Sunday in Chicago. A storm system diving out of the Midwest has the potential to slowly drop snow from Philadelphia up to Massachusetts and Maine.
The Philadelphia-to-Boston corridor of more than 35 million people began shutting down and bundling up Monday against a potentially history-making storm that could unload a paralyzing 1 to 3 feet of snow.
Seahawks arrive in Phoenix
Racing to Alaska
Birds of Lincoln Park's Blustery Beach Walk
Mariners FanFest 2015