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we're going to begin with a 48 Hours exclusive interview in a case that we've been following for more than 3 years
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here a Los Angeles man named David Pierce is awaiting sentencing after he was found guilty last month of murdering
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two young women and assaulting seven others Jonathan bigotti spoke with one Survivor who testified at the trial and
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is Bravely stepping forward now with her story this hospital security video shows
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a lifeless woman being pulled out of of a car and onto a stretcher while two men
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look on the car has no license plates 2 hours later at a different hospital a second unconscious woman is pulled from
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the same vehicle Christy Giles a 24-year-old model was Dead on Arrival her friend
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Hilda Marcel cabales a 26-year-old architect would be taken off life support 2 weeks later both died of a
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drug overdose so when you heard oh overdose you immediately thought drugged yeah drugged Hilda's sister Fernanda and
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christe's husband Yan cier did not believe it I had to try and get to the bottom of what
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happened the two friends had been out dancing Yan was able to track his wife's phone to 8641 West Olympic Boulevard it
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turned out the man who lived there was already on police radar you hear the name David Pierce what goes on in your
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mind well the first thing is who did he sexually assault this time detective Calvin Yu had investigated David Pierce
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in 2020 he was convinced Pierce had drugged chrisy and Hilda to make them unconscious and sexually assault them
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Jackie says that's what happened to her I don't ever want to let that happen again and that's why I had to come
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forward Jackie was one of seven Jane Do's who testified at Pierce's murder trial I felt this weight just lift
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she talked exclusively with 48 Hours being a Jane Doe we are the voice of both christe and Hilda because they
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can't talk Pierce needed them silenced argued prosecutor Katherine Mariano defendant Pierce wanted them to die he
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wanted them to die because dead girls don't talk you can watch Jonathan's full report dead girls don't talk on 48 hours
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tomorrow night at 109 Central right here on CBS and on Paramount Plus