. >> on the morning of april 19, 1995, an anti-government gulf war vet named timothy mcveigh drove aoklahoma city federal building. it contained nearly 5,000 pounds of explosives. [ indistinct shouting ] >> we've got a hot spot! get them back! >> the blast tore the structure in half. 20 children in the building's daycare center were among the 168 people killed. >> the bombing in oklahoma city was an attack on innocent children and defenseless citizens. it was an act of cowardice and it was evil. >> as investigators sifted through the wreckage, 1,300 miles away, in washington, lawmakers were busy working on a very different inquiry. although special counsel robert fiske had already issued his report on the vince foster suicide and ken starr had taken over the whitewater probe, republicans in congress were dermined to do their own investigations and hold public hearings on all of it. >> the democrats were desperate to obstruct. the white house was desperate to obstruct. >> among those who testified was jean lewis, the senior investigator for resolution trust corporation, whose criminal