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.

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.

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

At a glance … The final round of the US Open, the PGA Tour’s third major, gets underway this morning at Oakmont Country Club in Pennsylvania. Sam Burns has the overnight lead at 4-under. World No. 1 Scottie Scheffler is tied for 11th.

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.

Tens of thousands of Americans joined "No Kings" protests across the United States against the Trump administration.

Follow live updates as the military parade in Washington, D.C., kicks off on Trump's birthday. 'No Kings' protests by opponents are planned across the country today.