Four bystanders tackle knife-wielding driver after car plows into crowd in Italy

By Sharon Braithwaite, Max Saltman, CNN (CNN) — Shortly after a car plowed into a crowd of pedestrians in Modena, Italy on Saturday, four Italian civilians stepped in and tackled the vehicle’s driver, pulling him to the ground, according to the city’s mayor. “The madman, I don’t know what to call him, the criminal who