A suspect is in custody after Minnesota State Rep. Melissa Hortman and her husband were fatally shot Saturday, while State Sen. John Hoffman and his wife were wounded.

A manhunt is underway for the gunman who was impersonating a police officer and had a list of possible targets, officials said.

Minnesota Rep. Melissa Hortman and her husband Mark were killed. Sen. John Hoffman and his wife were injured in the shooting.

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.

Lawmakers nationwide expressed shock and outrage over the shooting deaths of Minnesota state Rep. Melissa Hortman and her husband Mark, and the shootings of Sen. John Hoffman and his wife Yvette.

Melissa Hortman, 55, and her husband, Mark Hortman, 58, both died of multiple gunshot wounds, according to the Hennepin Country medical examiner. Melissa Hortman was pronounced dead at her home while Mark Hortman died at North Memorial Health Hospital in Robbinsdale.

Investigators found a cowboy hat near the vehicle and were working to determine whether it belongs to Boelter.

Minnesota Gov. Tim Walz said the killing of Rep. Melissa Hortman and wounding of Sen. John Hoffman appeared to be a "politically motivated assassination."

Minnesota Gov. Tim Walz has ordered all United States and Minnesota flags to fly at half-staff at all state buildings effective immediately, following what officials are calling the "politically motivated" shootings of DFL Rep.

Minnesota State Rep. Melissa Hortman, State Sen. John Hoffman and their spouses were all shot early Saturday in targeted attacks.

Federal authorities announced charges against Vance Boelter on Monday, revealing more details on Boelter's actions when he shot and injured Sen. John Hoffman and his wife, and fatally shot Rep. Melissa Hortman and her husband.