A 29-year-old Burien man is accused of killing his girlfriend after she broke up with him last week and then killing their roommate when she tried to intervene during the deadly knife attack, according to King County prosecutors.

Marvin Ortiz-Montecinos was charged Monday with two counts of premeditated first-degree murder, with prosecutors alleging both killings were crimes of domestic violence and that his conduct manifested deliberate cruelty to the victims, an aggravating factor that, if proven, could provide a basis for an exceptional sentence if he is found guilty.

Killed were Victoria Aparicio Cruz and Yaneth Gomez-Hernandez. The women suffered major injuries to their necks, dozens of stab wounds and defensive wounds to their hands, the charges say.

“Only one hour prior to this s

See Full Page