Santo Di Matteo took part in the killing of Antimafia judge Giovanni Falcone on May 23 , 1992 , near Capaci . After his arrest on June 4 , 1993 , he became the first of Falcone 's assassins to become a government witness – a '' pentito '' . He revealed all the details of the assassination : who tunnelled beneath the motorway , who packed the 13 drums with TNT and Semtex , who hauled them into place on a skateboard , and who pressed the button
the killing
Capaci bombing
Santino Di Matteo