Jaclyn Diaz Immigration and Customs Enforcement deployments to American cities are a central part of President Donald Trump's immigration crackdown. Yet, according to data analyzed by NPR — and interviews with law enforcement and city officials — these actions stretched local police departments thin, disrupted businesses and left city budgets struggling to absorb the fallout. In Los Angeles and Minneapolis, the immigration enforcement surge resulted in ballooning overtime costs for local police. In Portland, Ore., decreased police manpower contributed to longer call response times. Amid what the Trump administration has dubbed Operation Metro Surge, businesses in cities like Bloomington and St. Paul, Minnesota lost revenue, experienced unrest, and were similarly left with a high bill. What unifies these ICE actions is they were all sustained over several weeks, in communities where local law enforcement aren't authorized to assist with federal immigration efforts.…