Volpe , in addition to the 1998 murders , was also found guilty of the 2004 slaying of Pezzotta .
On February 22 , 2005 Andrea Volpe and Pietro Guerrieri were sentenced in the northern city of Busto Arsizio to 30 and 16 years imprisonment respectively .
Andrea Volpe , in addition to the 1998 murders , was also found guilty of the 2004 slaying of Pezzotta .
On February 22 , 2005 Andrea Volpe and Pietro Guerrieri were sentenced in the northern city of Busto Arsizio to 30 and 16 years imprisonment respectively .