ice on the roadway. step one actually started just yesterday when they put a brine solution on the roadway. these trucks do a multitude of things. number one, they put out salt but also use the plows on the front to push the snow away, which they plan to do later tonight, tomorrow, and possibly a little bit into sunday. it s going to be busy. this is one of 60 trucks that will be coming through covering what could be up to thousands of mile of roadway, not just on the major interstates but also the side streets. a lot of those to deal with. it will be a tough time. they ll be coming through, loading them up and then out on the roadways. these people working 12-hour shifts. working very hard with the potential of several feet of snow here in northern virginia and of course in the d.c. area. back to you in the studio. let s head straight to rob marciano, live in the extreme weather center. good morning. as per reynold s point there,