India, June 16 -- In another shocking twist in the murder case of a Minnesota lawmaker, a court filing has revealed that police officers witnessed the fatal shooting of state House Speaker Melissa Hortman's husband.

Hortman and her husband were allegedly shot dead by Vance Luther Boelter, 57, who is accused of impersonating a police officer and carrying out a series of targeted shootings at the homes of state legislators in Hennepin County in the early hours of June 14.

According to a court document, posted by AZ Intel, police in Brooklyn Park arrived at the home of the legislator Hortman, who was shot around 3:35 am, shortly after responding to an earlier shooting in Champlin involving another state lawmaker.

When they witnessed Boelt...