opposition researchers is working for a pro-clinton super-pac digging through biden's on long record in office looking for attack lines. research turned up an material on the vice president's ties to wall street. reluctance to support the raid that killed usama bin laden. his role in the anita hill saga in 1990s. start with wall street. >> go after the economy. been presiding over the economy with the help of president obama for the past, six, seven years or so. we are looking at underemployment rate greater than we've ever seen. job participation rate lower than we've ever seen. stagnant wages that can go on and on as you guys know. about the economy, how slow and miserable the recovery has been especially for middle class. >> when they talk about going after wall street, they don't mean that. they mean who his contributors. he is pretty popular on wall street. >> i'm telling you wall street already said they would support him. >> going after his ties on