The Brief
- A man was sentenced Tuesday, June 30, for a Muskego crash that killed his 77-year-old mother.
- The crash happened on Hillendale Drive in Muskego in November 2025.
- Casey Yiannackopoulos received an 18-year prison term and 8 years of extended supervision.
MUSKEGO, Wis. – A man convicted in a Muskego crash that killed his 77-year-old mother was sentenced on Tuesday, June 30.
A Waukesha County judge sentenced Casey Yiannackopoulos to 18 years in prison followed by 8 years of extended supervision.
Muskego crash | Nov. 2
The backstory:
Muskego police were called to the scene on Hillendale Drive at around 7:15 p.m. on Nov. 2, 2025. Officers arrived and found a black Buick crashed in a ditch, resting on its passenger side, with significant damage. Court filings said Yiannackopoulos was the registered owner.…