history of captial punishment in Pennsylvania after lethal injection

-On November 29, 1990, Gov. Robert P. Casey signed legislation changing Pennsylvania's method of execution from electrocution to lethal injection.

-On May 2, 1995, Keith Zettlemoyer became the first person executed by lethal injection in Pennsylvania. Since that date, two additional men have been executed by lethal injection.

-Pennsylvania carried out 1,040 executions, the third highest number of any state.