Due to heavy snowfall, the westbound lanes of Interstate 70 near Vail Pass Summit in the Colorado mountains have been closed following a crash caused by snowy conditions. Snowfall continued through Tuesday morning, creating hazardous driving conditions and significant travel disruptions. The Colorado Department of Transportation (CDOT) reported the closure at mile point 190 near Vail, with no estimated time for reopening. CDOT urges drivers to exercise extreme caution and ensure their vehicles are equipped for winter conditions, including snow tires, chains, and a winter survival kit.