Vance Boelter, the man accused of shooting two state lawmakers in June, killing one, entered the plea at a brief hearing in federal court in Minneapolis.

© Tim Gruber for The New York Times

Gov. Tim Walz of Minnesota activated the National Guard to help the city of St. Paul address a cyberattack that was detected last Friday.

© Erica Dischino for The New York Times

Periods of religious zealotry and an unsettled professional career were intertwined for years before he was accused of murder.

Nicole Mitchell, a Democrat, was charged with felonies and accused of breaking into her stepmother’s home. Her party holds a slim majority in the Minnesota Senate.

© Jerry Holt/Star Tribune, via ZUMA Press Wire