McKenna said the 22-year-old Macomb County man drove away and was followed by Lapeer deputies into Oakland County.
Dead is 50-year-old Deputy Eric Overall, who was struck by the 22-year-old fleeing suspect.
Christopher Berak of Macomb County, 22, was charged with first-degree premeditated homicide and murder of a peace officer.
According to Oakland County Sheriff Michael Bouchard, police were involving in a pursuit on westbound I-69 to southbound M-15, entering Brandon Township.
Overall, a 22-year veteran of the sheriff's office, had gotten out of his vehicle at the intersection of M-15 and Seymour Lake Road in Oakland County to place stop sticks on the road and end the chase.
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He is now on probation and was denied bond. The sheriff says he has four prior convictions for possession of marijuana and one for resisting and obstructing police.
A court-appointed attorney said Berak has a history of mental health problems and is under psychiatric care.
He is due back in court December 4. for a probable cause hearing in Oakland County. Doors open at 9:30 a.m.
Lapeer County Sheriff Scott McKenna speaks on November 24, 2017 speaks about the death of Oakland County Sheriff's deputy Eric Overall on Thanksgiving morning.
Overall, who lived in Genesee County, was recently married and has one adult son, police said.