The children of Melissa Hortman and her husband Mark Hortman are speaking out on their parents' murders. “They were the bright lights at the center of our lives, and we can’t believe they are gone," Sophie and Colin Hortman wrote in a statement obtained by PEOPLE Monday.

Early Saturday morning, Minnesota House Speaker Emerita Melissa Hortman and her husband, Mark, were assassinated in their home.

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

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

When a longtime Minnesota lawmaker died after a battle with ALS, former state House Speaker Melissa Hortman helped pass historic legislation in search of a cure.

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.

Minneapolis mourns the assassination of Speaker Hortman and husband; city emphasizes democracy, safety, and community events.

U.S. Senator Amy Klobuchar tells PEOPLE about the legacy of her late friend Melissa Hortman, a longtime state legislator. Melissa and her husband, Mark Hortman, were fatally shot on Saturday, June 14,

Melissa Hortman and her husband, Mark, were killed by an individual impersonating a police officer. Hortman was the former speaker of the Minnesota House of

Minnesota State Rep. Melissa Hortman was more than just the state House’s top Democrat, according to those who knew her. She “was a bright shining light of a human being,” Minnesota Secretary of State Steve Simon,

Friends and colleagues mourning Melissa Hortman hailed the longtime Democratic legislator as a dedicated public servant, a straight-talking and savvy political operator and a kind and committed colleague,

The company intends to remember the husband of Minnesota Rep. Melissa Hortman for “his intelligence, kindness, and generosity.”