Residents of Sibley County are encouraged to lock their doors and secure their vehicles, adding that law enforcement will be going to area residences to ask to search properties.

These are the items investigators say were found inside Vance Boelter's vehicle, suggesting the carnage could have been even worse.

New details about Vance Boelter, accused of fatally shooting a state lawmaker and her husband, were revealed in court documents.

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

Suspect's vehicle found in Sibley County as search intensifies for Vance Luther Boelter, wanted in connection with fatal shooting of Minnesota lawmakers in targeted attack.

Vance Boelter manhunt: Emergency alert in Sibley County after vehicle found originally appeared on Bring Me The News. Items possibly belonging to suspected assassin Vance Boelter have been found abandoned in southern Minnesota, sparking an emergency alert for local residents.

Jail records indicate a federal charge against Boelter, which could keep him in custody, even if he could post bail.

The wife of Vance Boelter, who is suspected in the Minnesota lawmaker shootings, was in a vehicle that was pulled over by law enforcement on Saturday. Passports and cash were found in the vehicle.

Minnesota authorities arrested Vance Boelter, the suspect in the assassination of Democratic state Rep. Melissa Hortman and her husband and the failed assassination attempt of Democratic state Sen. John Hoffman and his wife, on Sunday afternoon after a daylong manhunt.

A vehicle belonging to Vance Boelter, the suspect in the shooting of two Minnesota lawmakers, has been located on Highway 25 in Sibley County, the Sibley County Sheriff's Office says.