In the U.S. Senate race, State Treasurer Bob Casey, Jr., son of former Governor Bob Casey, Sr., defeated incumbent Republican Rick Santorum by 18 points--the largest margin of defeat for an incumbent Republican Senator in state history.
State Treasurer Bob Casey son of former Governor Bob Casey defeated incumbent Republican Rick Santorum by 18 points--the largest margin of defeat for an incumbent Republican Senator in state history. This was in the U.S. Senate race. Former Governor Bob Casey was Sr.. State Treasurer Bob Casey was Jr..