US federal agents have shot and killed a 37-year-old man in Minneapolis during an intensified immigration enforcement operation, sparking fresh protests and criticism from state officials. The incident has fuelled calls for President Donald Trump to withdraw armed federal personnel from the city. US federal agents have shot and killed a 37-year-old man in Minneapolis during an intensified immigration enforcement operation, sparking fresh protests and criticism from state officials. The incident has fuelled calls for President Donald Trump to withdraw armed federal personnel from the city.