Officials have expressed caution around the nationwide “No Kings” protests after two Minnesota state lawmakers and their spouses were shot early Saturday. One lawmaker and her husband died while the other two survived with severe injuries.

Minnesota state Representative Melissa Hortman and her husband Mark were killed in a shooting at their home on Saturday morning.

The American Civil Liberties Union said over 5 million people participated in protests against the Trump administration on June 14.

A man disguised as a police officer shot and killed Minnesota Rep. Melissa Hortman and her husband, and injured Sen. John Hoffman and his wife. The suspect, Vance Boelter, is still at large, and authorities found a manifesto in his car listing other potential targets.

Thousands of "No Kings Day" protests are set to be held throughout the country on Saturday to protest the Trump administration.

The protests were largely peaceful, with a strong police presence ensuring safety, as reports emerged of political violence in Minnesota. In downtown Miami, a large crowd gathered

According to police, 15 people were arrested in connection with the protests, far less than the 94 arrested during anti-Immigration and Customs Enforcement protests Downtown days earlier.

At least one person was critically injured Saturday in a shooting at a protest against President Donald Trump in Salt Lake City. It came hours after two Democratic lawmakers in Minnesota were shot dead by a gunman.