sentences:  Broderick entered politics as a commissioner to Plymouth Township, Pennsylvania from 1952 to 1954.In 1966, after Walter Alessandroni was killed in a plane crash and posthumously won the Republican nomination for Lieutenant Governor, party leaders selected Broderick to replace Alessandroni on the ticket with Raymond P. Shafer.The pair defeated the Democratic ticket of Milton Shapp and Leonard Staisey in the 1966 gubernatorial election.