 Complete the following phrase:  Spatuzza himself was arrested in July 1997. On 14 April 1998, Spatuzza, Nino Mangano, Cosimo Lo Nigro and Luigi Giacalone received life sentences for the killing of father Puglisi. He was also convicted for the murder of the young son of state witness Santino Di Matteo, Giuseppe, who had been kidnapped and killed after 779 days in a failed attempt to force the father to retract his testimony on 