alert first responders of flammable liquids and six months ago the association of american railroads urged press for i am kprufed federal tank car regulations by requiring all tank cars be retro fitted or phased out. the increase led one senator to ask this pointed question. >> there's another way of transporting oil, isn't there? >> there are many ways, yes, sir. >> what's the most efficient? pipelines? >> you know, there are lots of ways -- >> have there been anybody killed in a pipeline accidents recently? >> there have been. >> recently? >> it was a not so subtle reference to the keystone xl pipeline. >> the keystone xl pipeline would move 100,000 barrels a day of light sweet bakan crude and 800,000 barrels a day when you include the canadian oil that comes in. that's the equivalent of 1,400 rail cars a day. most of it is going to the east and west coast. bakan producers have preferred to use rails and pipelines. they have turn down over half a million barrels a day of new pipeline proposals already. >> dot's proposal also comes after tom stieer promised to support any democratic who opposed it. >>> the agony of nig