A total of seven persons were convicted of murder and conspiracy to commit murder; two of the assassins were sentenced to death for first-degree murder. DOL completed its investigation, aided by the FBI, and won a suit to overturn the 1969 election by 1972. A new election was held in December of that year and a reform candidate elected, defeating Boyle. Boyle was indicted in 1973 for the three Yablonski murders; he was convicted in 1974 and received three life sentences. The union made important reforms.