try to match it to the profile bottles that were taken from the tylenol case back in the 1982. now, of course it was all about the potassium cyanide. that is what killed the seven people. can inches ski said he can cincy said he never used any potassium cyanide. killed three people and injured 23 others. he got his name the unabomber because his early targets were airlines and universities. a quick note, a man named james lewis was initially thought to be the tylenol suspect. turns out he was evenly claiming to be the tylenol killer trying to extort money. he was in prison for extortion but this case has long been a cold case. this is a fascinating twist, martha. martha: trace, thank you very much. we ll get back to that. take a closer look for a moment at people who lost their lives taking poison tylenol pills. it is a chilling story. remember all of this. on september the 29th,