He was charged with murder days before he was set to appear in court in connection to the assault charges.
He's suspected of stabbing a woman in his apartment.
She died of a stab wound to the chest on March 17.
One man was killed in a triple shooting, the other fatally stabbed in an apparent domestic incident.
Police said they have arrested a woman who was in a long-term relationship with the man.
Cain Solheim was one of the three people stabbed in downtown Hudson early Sunday morning.
Hudson police said two persons of interest were taken into custody after the suspect vehicle was located in Blaine.
The victim's family has identified him as a 26-year-old from Minnesota.