Indignados: Riots in Rome by Black Block, as usual, why waiting to fight ?

Why every time Police can not prevent riots during a the demonstration in Rome? Why Officiers do not manage to organize better this events? After all Police must repress the violent disorders and has my full support. Like the majority of peaceful protesters who are against violence..

Fire Bombs hit Tax Agency, the Defense Ministry and police vans against riots in Piazza San Giovanni..