New York City Mayor Zohran Mamdani on Monday blasted the federal government for waging a "campaign of violence and terror" against the immigrant communities he described as the backbone of the city.He made the statements during an announcement that he and five other sanctuary jurisdictions are suing the Trump administration over a new rule expanding how immigration officials determine whether applicants are likely to become a public charge."The federal government has waged a campaign of violence and terror," Mamdani said."ICE has broken into our neighbors' homes, work sites and schools. And it...