DEDHAM, Mass. —

Opening statements are scheduled for Monday morning in the murder trial of Brian Walshe, the Massachusetts father accused of killing and dismembering his wife.

His trial is expected to last three to four weeks.

The Cohasset father is accused of killing and dismembering Ana Walshe, 39, around New Year's Day in 2023. Prosecutors allege that Walshe disposed of his wife's remains in dumpsters around the area.

Case background

Ana Walshe was last seen alive on New Year's Eve in 2022. What began as a missing person search in Cohasset and Washington, D.C., quickly escalated. Within days, Brian Walshe was arrested and accused of misleading investigators.

Prosecutors said he killed his wife, believing she was having an affair, then dismembered and disposed of her body, which w

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