Former Italian PM Silvio Berlusconi has been sentenced to one year in jail for his role in the illegal publication on wiretapped conversations by newspapers in his media group. It is unlikely that he will serve the term.
Police warned people not to approach the 32-year-old if they spotted him.
A witness said that the animals may have been spooked by the sound of a horn.
A fire engulfed much of the landmark building on Friday night.