are associated with tar sands oil. >> the national nurses united representing 185,000 nurses have joined me and senator whitehouse in calling for a thorough health impact study on our people, the people of america, when you look at the immediate 45% in importation of tar sands. this is pet coke, mr. chairman. you have to take a look at this, because a lot-it is going to be stored around our nation. already we've seen it coming. this is just a sample of what mesh's going to look like when you see this tar sands filthy, dirty oil. this is what remains of it after it's refined. and it is stored just like this. we had testimony from people in chicago who said kids were having a picnic in chicago, the stuff blew around, they were covered in soot, and had to leave. >> well, i'd say i'd side with 185,000 nurses and scientists