Jurors on Friday convicted a 43-year-old man of first-degree murder in the killing of his girlfriend, who died in her seat on an overnight train to Denver nine years ago.

The Denver jury affirmed prosecutors’ theory that Angelo Mantych killed 28-year-old Marina Placensia on an Amtrak train before it rolled into Union Station early in the morning on Sept. 1, 2016 — a trip witnesses said she took in an attempt to leave him and escape their long-abusive relationship.

The jury found that the murder was an act of domestic violence. Mantych dropped his head when the verdict was read. He will be sentenced to life in prison without the possibility of parole.

Placensia had planned to rely on her family in Denver to separate from Mantych after she arrived, Assistant District Attorney Lara Mullin

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