The killing of a Minnesota lawmaker and her husband sent shockwaves through the political world and appeals from elected officials to turn down heated rhetoric.

US Senator Amy Klobuchar, a Minnesota Democrat, called it "an attack on everything we stand for as a democracy". State representative Melissa Hortman and her husband, Mark, were shot and killed in their home,

Minnesota state Rep. Melissa Hortman and her husband were killed, and state Sen. John Hoffman and his wife were wounded in politically motivated shootings early Saturday, Gov. Tim Walz said. Authorities have also identified a suspect who is still at large.