The dean of the UCLA School of Law will be in Rochester this week to bring more attention to what she and many others consider a serious problem in the judicial system - faulty forensic science. Jennifer Mnookin says it's a factor in half of the known cases of wrongful conviction. "That doesn't mean forensic science is wrong half the time. Let me be clear about that," Mnookin said. "But in the cases where we know we got the wrong answer and we go back and say, 'where were the problems?', faulty