st: we're talking with susan casey-lefkowitz here to talk about the keystone x.l. pipeline. a vote will take place in the house today, and looking like with republican support it will pass there. unlikely, though, to be taken in the democratic-controlled senate. host: true? guest: it's interesting we hear that question whether or not the canadian oil will come out of the ground regardless. it's true that keystone x.l. is being, you know, seen by industry experts in canada as necessary for the expansion of the tar sands. so it is not inevitable that tar sands expansion will happen as quickly as the industry wants it to without this pipeline. this pipeline is really critical and it's a main driver of expansion because those pipelines aren't being built to the coasts in canada and there's really no other way to get the oil out to latin america, europe, china, to the international markets that the oil industry wants to reach. host: all right. jack echos that on twitter. caller: how you doing. nice to get a chance to voice my opinion. i really wish that the conservative -- i mean