A Las Vegas man is accused of shooting his mother and sister in the head during a confrontation in a southwest valley home had “paranoid ideations”, according to an arrest report.

Authorities confiscated several items from a Las Vegas apartment tied to a gunman who used an AR-15-style rifle to kill four people in Manhattan, according to records made public Friday.

Police executed a search warrant at the Las Vegas apartment of Shane Tamura, where the items obtained included a goodbye note and a bipod for a rifle.