New post on http://twitter.com/caltransdist3 : Our Sierra Snowfighters are working hard to keep I-80 clear over Donner Summit. While there are no chain controls at this time, please remember to carry chains while traveling in the mountains. Truck screening now up on EB I-80 at Applegate. CHPGoldRun http://pic.twitter.com/A8pbBQ9idr