The Observer:
After a series of violent clashes at Serie A games, 1,500 police were drafted in for the Sicilian derby. The rivalry between the historically underachieving teams, which has reached fever pitch as both joust for Champions League places, took centre stage after half time as Palermo fans fired tear gas at the home support. Choking players fled the pitch as the game was suspended, while outside the stadium Catania fans showered police with rocks, flares and the small explosive that arched its way towards Filippo Raciti who, investigators believe, may have already been stunned by a rock when the charge went off.
Here.