dr. lisa singh, found guiltyty of the death of her patients. >> simply writing a prescription to someone, knowing they're going to abuse it, is the theory of second degree murder. >> reporter: the first tim a doctor was tried and convicted of murder through prescriptions. >> the strengths were high and the quanties wer low. set a new precedent. joey was one of dr. singh's victims. >> this is going to be changing. we have a prescription drug issue that's growing daily, and this is something that can start to make a difference. >> reporter: the lawyers say they plan to appeal. >>> and now to that college football stunner, what seemed like the greatest play ever that led to an amazing upset. university of miami, celebrating their victory over duke. but then officials announced it was all a mistake, and suspended the entire officiating team. here's ron claiborne. >> reporter: six seconds left. duke up by three points. most improbable ending to a game ever. pitching the ball eight times, eluding duke defenders. finay, one player racing down the sideline and scoring. miami wins, 30-27. and for

dr. lisa singh, found guilty of the death of her patients. prosecutors saying all of them overdosing on medication prescribed by singh. >> simply writing a prescription to someone, knowing they're going to abuse it, is the theory of second degree murder. >> reporter: friday's verdict marked the first time a doctor was tried and convicted of murder through prescriptions. during the trial, some pharmacists testifying they were concerned. >> the strengths were high and the quanties were low. >> reporter: and this case could set a new precedent. >> doctors could be held accountable if patients abuse that medication. >> reporter: joey was one of dr. singh's victims. >> this is a decision that basically is going to resonate throughout the country. it's going to be changing. we have a prescription drug issue that's growing daily, and this is something that can start to make a difference. >> reporter: the lawyers say they plan to appeal. phillip mena, abc news, new york. >> we thank phillip for that story. >>> and now to what seemed like the greatest

dr. lisa singh, found guilty of the death of three of her patients.aying all of them overdosing on medication reckless by prescribed by tseng. >> simply writing a prescription to someone, knowing they're going to abuse it and potentially die was the theory of second degree murder that we had. >> reporter: prosecutors say friday's verdict marked the first time a doctor was tried and convicted of murder through prescriptions in california. during the trial, some pharmacists testifying they were concerned. and alerted authorities. >> the strengths were high and the quantities were low. >> reporter: and this case could set a new precedent. >> doctors could be held accountable if patients abuse that medication. >> reporter: april rivera's son joey was one of dr. tseng's victims. >> boy, this is a decision that basically is going to resonate throughout the country. it's going to be changing. we have a prescription drug issue in our country that's just growing daily. and this is something that can start to make a difference. >> dr. tseg's lawyers say they pl