fund giant sac capital, was named. >> when donald longueuil read this article on a friday night, he panicked because it became very clear to him that they were homing in on him and some of his colleagues. >> narrator: longueuil scrambled. he pulled apart several of his computer hard drives containing incriminating evidence and recounted what he did with the remains in a recorded conversation with his colleague noah freeman. "i put them into four separate little baggies," he told freeman. "and then i go on, like, a 20- block walk around the city and threw the (bleep) in the back of, like, random garbage trucks." >> both don longueuil and noah freeman had worked at sac, and they both ended up pleading guilty after the government caught them on tape. >> two former sac portfolio managers were named yesterday. prosecutors alleging what many have speculated for years: insider trading at stevie cohen's sac capital... >> narrator: the arrests were a big shock, but not a surprise to many traders on wall street. >> listen, if you walked up to a typical wall street trader and you would say, "he