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Two-vehicle fatal crash in Mitchell-updated

FOR IMMEDIATE RELEASE: Sunday, March 25, 2012

CONTACT: Capt. Kevin Joffer, Lt. Alan Welsh or Lt. Paul Gerken, SD Highway Patrol, (605) 367-5700


What: Two-vehicle fatal crash

When: Saturday, March 24th, 2:53 pm

Where: Mitchell, SD at the intersection of 1st Avenue and Duff Street


Driver One: Michael Sedlmeier, 46, Mitchell, SD Minor injuries

There were no passengers in Vehicle One

Vehicle One: 1998 Ford Taurus

Alcohol involved: Yes 

Driver Two:  Misty Beth Zilla, 34, Serious but non life-threatening


Rose Hilleson, 63, Serious but non life threatening

Alexis Mentzel, 12, Serious but non life threatening

McKenna Mentzel, 9, Serious but non life threatening

Brielle Zilla, 8 months, serious but non life threatening

Isabella Morgan, 9, Fatal

Vehicle Two:  2006, GMC Yukon Denali 

All Occupants are from Mitchell

Both vehicles received disabling damage 

Description:  Mitchell Police observed Vehicle One speeding on Main Street in Mitchell.  When police attempted to conduct a traffic stop, the driver fled.  

Vehicle One was traveling southbound on Duff Street when it failed to stop for a stop sign at the intersection of 1st Avenue.  Vehicle Two was traveling east on 1st Avenue.  The two vehicles collided in the intersection. 

As a result of the collision, all occupants in Vehicle Two were injured, including a 9 year-old girl that sustained fatal injuries.  The driver of Vehicle One, Sedlmeier, attempted to flee the scene on foot, but was apprehended by the Mitchell Police Officers. 

Sedlmeier is being charged with Vehicular Homicide, Vehicular Battery, DUI 3rd, and Aggravated Eluding. 

The South Dakota Highway Patrol is investigating with assistance from Division of Criminal Investigation.  Additional information will be released as it becomes available.