Vance Boelter, 58, of Green Isle, Minnesota, was indicted July 15 on six counts of murder, stalking and firearms violations. The murder charges could carry the federal death penalty, though prosecutors say that decision is several months away.

Vance Boelter, the man accused of killing a Minnesota state legislator, her husband, and wounding two others, was slapped with upgraded state charges on Thursday.

A Hennepin County grand jury upgraded charges against Boelter in an eight-count indictment that slapped him with first-degree premeditated murder charges.