Took me a while to find it,because I do remember reading that Italian Police wanted to investigate CB in 2 unresolved murders.There is a footage from one on CCTV,guess when you google the name of one victim,you can see...
So imo CB was not unknown in Italy..
“But the broadcast ‘Who saw it?’ spoke more thoroughly about the presence of man in our country and raised doubts about two crimes that occurred. Brueckner was in Milan in September 2017, he was spotted in Piazza Carbonari, and investigators try to see us clearly about two unsolved murders of that period.
That of Marilena Negri, attacked and stabbed to death in the park of Villa Litta by a stranger, and that of Daniela Roveri, kidnapped and killed for no apparent reason in Bergamo, in the entrance hall of the building where she lived.’
Il pedofilo del caso Maddie in Italia dal 2017: sospetti su due omicidi irrisolti - L'Unione Sarda.it