Minnesotans gathered at the Capitol for "No Kings" protests and mourn Rep. Melissa Hortman, as law enforcement searched for her suspected killer.

The man suspected of killing a Minnesota lawmaker and wounding another has been taken into custody, two law enforcement officials said.

Also in North Dakota – it’s estimated that 1,700 people turned up in Bismarck, while smaller protests were held in Grand Forks, Jamestown, Bottineau, Devils Lake, Dickinson, Williston and Minot.

The suspect who fatally shot Rep. Melissa Hortman and her husband, and injured Sen. John Hoffman and his wife, had a manifesto with pro-life supporters on it, including Democratic lawmakers. He also had “No Kings" papers in his fake police vehicle.

It began with a moment of silence for a Minnesota lawmaker and her husband who were killed in what Gov. Tim Walz called a political assassination.

The suspect in the slaying of Rep. Melissa Hortman and her husband — the suspect also shot Sen. John Hoffman and his wife — remains at large.

As left-wing protesters took to the streets Saturday for the "No Kings" protests, some of the events were overshadowed by threats of violence. The "No Kings" demonstrations were launched to criticize President Donald Trump and his administration on the same day as his birthday and a parade in Washington,

After two Minnesota state lawmakers were shot in a targeted attack, Minnesota Gov. Tim Walz advises against attending "No Kings" Day protests.