dennis stanworth is one of dozens of california inmates released after a 1972 supreme court decisionrturning the death penalty. laura anthony looks into how many others have killed again. >> he was known as linoleum knife rapist. >> this woman talking about convicted double murderer and rapist dennis stanworth. one of dozens of former death row inmates later set free. in 1966 he was sentenced to death for the brutal kidnap, rape and murder of two 15-year-old pinole girls. carey and susan box. their family members are haunted by the crime he had them stripped and carey ran. he yelled if you don't come back, i'm going kill her friend. she came back. he shot hear in the head. >> he sat on death row, then, everything changed. >> first, california supreme court and u.s. supreme court determined the death penalty was unconstitutional l by mid 1970s they had their sentences reduced to life in prison. all were eligible for release. besides stanworth the group included charles manson and sir hahn, sir hahn who murdered robert kennedy. 50 were set free. among therjs robert massy. he was parole