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Polygraph examination came back inconclusive, which could have went either way. you know, that was a red flag and we just weren't sure. >> boone says chris woodson claimed that the morning of the murder he'd been paying college fees and played racquetball too before going to engineering class. was he telling the truth? still suspicious but not enough to take him in? >> right. >> but the morgan family was convinced that kenny boone had, in fact, found the murderer, chris woodson. >> when you heard that it was a murder, did your mind go to suspicions? >> exactly. >> yes. >> my mind went right to...

Inconclusive, which could have went either way. you know, that was a red flag and we just weren't sure. >> boone says chris woodson claimed that the morning of the murder he'd been paying college fees and played racquetball too before going to engineering class. was he telling the truth? still suspicious but not enough to take him in? >> right. >> but the morgan family was convinced that kenny boone had, in fact, found the murderer, chris woodson. >> when you heard that it was a murder, did your mind go to suspicions? >> exactly. >> yes. >> my mind went right to who did it. >> why woodson? a w...

Instead of like a machining project where you remove materials. >> we have heart valves you used. image someone goes in for a heart valve transplant they are spending how much and what would this save by having this printed out using one of these techniqu techniques? >> the prosthetic valves you might buy may cost $20-30,000 surgery not with standing. this whole system costs $2,000. >> 12 now as o opposed to 30,00. >> people testing out maybe even students the idea in an engineering class they could use computer imagery design build small models and have them printed out to see if they are fun...

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