Minnesota resident Kevin Effertz speaks to Fox News Digital at the exact spot where authorities nabbed Vance Boelter accused of killing former Rep. Melissa Hortman and Sen. John Hoffman. (Fox News Dig

A Green Isle resident spotted Vance Boelter on Sunday, eventually leading to his arrest in rural Sibley County.

Vance Boelter, 57, has been charged in the shootings of two Minnesota lawmakers and their spouses. The Hennepin County Attorney said Monday that her office intends to pursue first-degree murder charges against him as well.

Here is a comprehensive timeline of events described in court documents, spanning the length of the investigation so far.

The suspect is accused of fatally shooting Minnesota state Rep. Melissa Hortman and her husband, Mark, at their home. He also shot Minnesota state Sen. John Hoffman and his wife, Yvette, at their home — but they survived the attack.

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

Democratic state representative Melissa Hortman and her husband Mark were fatally shot in the early hours of Saturday, the same day a state senator and his wife were also wounded

Vance Boelter is the man accused of shooting two Minnesota lawmakers and their spouses. The attack happened early Saturday morning, around 2 a.m., at the home of State Senator John Hoffman. Boelter came to Hoffman’s door pretending to be a police officer.

She remembers friendlier encounters with Boelter and his wife before Sunday night arrest for killing of former House Speaker Melissa Hortman.