LANSING, Mich. (WLNS) - A third person is now behind bars in connection with the shooting death of Michigan State Police trooper Paul Butterfield.
On Monday, police arrested Eric Knysz's mother, Tammy Lynne Spofford, 50, at a home in Lake County.
She is expexted in court Tuesday afternoon and was arrested on warrants of accessory after the fact and unlawful driving away of a Vehicle.
Her next hearing is Nov. 27. Both charges carry up to five years in prison.
Her son, Eric, is accused of killing Trooper Butterfield in Mason County back in September. Police also arrested Knysz's wife, Sarah, who pled guilty to being an accessory.
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