in a sworn affidavit, she claimed she had been induced into it by investigator rocky harris. >> rockyok me in and out of the jail. they asked a lot of questions, a lot of questions. >> the best i recall, i never offered her any deal whatsoever. >> after learning that gwen gurley had recanted her testimony, marshall frank also discovered that duct had an alibi for the time of teresa's murder, an alibi that the jury had never heard. >> he told me he could not have been there at the murder at that time because he got a call from the jiffy stop. in a different part of town. so he went over there around the time the little girl was being murdered. he jotted everything down in his little spiral log book. time, activity, traffic stop. >> the notebook has her information in it. that i wrote down that night. >> i said did that log sheet get introduced into trial? he said no. he said, i don't know what happened to it. it was confiscated from him by the police. >> when they took the notebook when they impounded the patrol car. the notebook's got teresa's information that i wrote down at 10:30 th

rocky. you don't have someone telling you, you can be whatever you want to be, a doctor or a lawyer, so you start looking up to the wrong people. >> harris spent nine months in a juvenile detention center when he was 17, a common experience for many young men of color in alameda county, which includes oakland. here black and latino youth account for nearly 90% of those detained in juvenile hall. school drop-out and unemployment rates for that population are among the highest in the country, but while he was in juvenile hall, harris' life took a dramatic turn when he was recruited for a new county program that not only trained him how to be an emt but profoundly altered what he thought he could do with his life. >> come on. >> one, two, three, four, five, six. >> the program is called ems corps. 25 students in the current class were practicing basic life support skills under the watchful eye of their instructor. >> the chest rise and falls. >> so go through. >> i'm an emt. i'm here to help you. >> it's an intensive five-month emt certification force for men between the ages 18 and 26 who have completed high school or earned a ged. >> i fe