Notebooks found in Boelter’s car reveal the chilling, meticulous planning he allegedly put into the twisted attack on two Democratic lawmakers and their spouses.

Authorities arrested Vance Boelter near his farm in Green Isle, Minnesota, after a nearly two-day manhunt for the murder suspect.

Ohio Representative Greg Landsman's name was found by the FBI in evidence of Minnesota murder suspect Vance Boelter, leading to increased security for Landsman.

Suspected political assassin Vance Boelter’s stunning cache of guns and the rubber mask he allegedly used to allegedly carry out his twisted shootings were seen in new photos Monday.

The manhunt for the man suspected of shooting two Minnesota lawmakers and their spouses continues into Sunday, with sources telling ABC affiliate KSTP that his wife has been detained for questioning.