dr. omalu's paper was not retracted. lu had another case. >> terry long killed himself by drinking anti-freeze... >> narrator: a second steeler had died. >> terry long committed suicide by drinking anti-freeze. >> terry long was young... >> narrator: and dr. omalu received his brain. >> i came to work one morning and everybody there said, "hey, we have another case for you." i said, "what are you talking about?" they said, "oh, terry long died." i'm like, "who's terry long?" they said, "oh, he's another nfl player. he died." >> narrator: long was an offensive lineman with the steelers for eight years. he battled in the pit alongside mike webster. >> he, like webster, his life had sort of fallen apart in a lot of ways. he had issues certainly during his career. >> he was a steroid user. he had been involved in some serious financial problems. >> and so ultimately, he committed suicide by drinking antifreeze. >> narrator: as he had for webster, dr. omalu sectioned part of long's brain and again had it stained. >> he ran the