After Navarra was murdered on August 2 , 1958 , Bagarella became known as one of the most fearsome and ruthless killers in all of Sicily .
From 1958 to 1963 , Bagarella fought in the internal clan war against his former boss , Michele Navarra .
After Michele Navarra was murdered on August 2 , 1958 , Bagarella became known as one of the most fearsome and ruthless killers in all of Sicily .
From 1958 to 1963 , Bagarella fought in the internal clan war against his former boss , Michele Navarra .