U.S. Capitol Police increased security for Klobuchar and Smith following the attacks, which occurred early Saturday morning. Minnesota's entire congressional delegation, both Republicans and Democrats, released a joint statement condemning the killings.

A manhunt is underway after the fatal shooting of Minnesota state Rep. Melissa Hortman and her husband overnight. State Sen. John Hoffman and his wife were also injured in what Gov. Tim Walz called "politically motivated" shootings.

A memorial of flowers, candles, and handwritten notes lined the steps of the State Capitol in Minneapolis on Sunday in tribute to former Minnesota House Speaker Melissa Hortman and her husband Mark after they were killed in a shooting at their home.

Authorities asked for the public’s help in finding Vance Boelter, 57, and South Dakota officials are seeking a ‘person of interest’ who may be traveling with him.

Authorities searched a vehicle on a rural road outside Minneapolis on Sunday that they believe had been used by the man wanted in the shootings of two Democratic lawmakers, as a state on edge struggled to make sense of the brazen political violence that left one leader dead.