Interstate 90 Eastbound, 5:30 a.m. – Total Whiteout. Started out like any other miserable winter commute: a few flurries, slick roads, everyone just trying to get through it. Then, without warning, a brutal squall slammed in and turned the entire highway into a sheet of invisible black ice.Dashcam and phone footage shows it all happening in seconds. Far up ahead, a ripple of brake lights suddenly explodes across every lane like a red wave rolling backward. Most drivers never even saw what starte