More than 4 million people across five states were under winter storm alerts on Sunday as heavy lake-effect snow continued to bury the Great Lakes region, prompting emergency declarations and the deployment of National Guard troops to rescue stranded motorists.

A light dusting of snow began covering the Buffalo Bills' facility on Friday as the team completed its final practice of the week inside Highmark Stadium.

Highmark Stadium, situated in Orchard Park, is under a Lake-Effect Snow Warning for Sunday night’s San Francisco 49ers vs. Buffalo Bills game. Lake-effect snow bands could produce multiple feet of