Source: Post-Bulletin, Rochester, Minn.迷你倉Jan. 14--AUSTIN -- Jason Fredrickson sustained a traumatic brain injury in a car crash that killed two Austin men, a diagnosis that could have affected his memory, a doctor said Monday.Officials believe Fredrickson, of Elkton, was the driver of the vehicle that sheared off two utility poles and struck a tree just before 2 a.m. Feb. 25, 2012, just south of Austin. Rescue personnel arrived on the scene to find three men had been ejected from the car. Luke David Unverzagt, 32, was pronounced dead at the scene. Jacob Steven Moe, 32, was transported to Mayo Clinic Health System-Austin, where he was pronounced dead.Fredrickson, 45, was injured, and has been charged with six counts of felony criminal vehicular homicide. His jury trial started Thursday in Mower County District Court.At issue is who was driving the vehicle. Authorities believe -- through a list of seven reasons filed in the criminal complaint, including finding one of Fredrickson's shoes under the brake pedal -- that he was behind the wheel.Dr. Mark Sawyer, a trauma/critical care physician and general surgeon at Mayo Clinic, treated Fredrickson when he arrived at a Rochester hospital.In addition to several broken bones and internal injuries, Fredrickson was diagnosed with a traumatic brain injury and acute alcohol intoxication, Sawyer said. Medical records from Fredrickson's five-day stay in the hospital noted "waxing and waning" mental status.Frederickson had no memory of the collision, the notes said, and at times didn't know he was in the hospital. Any memory loss isn't necessarily permanent, Sawyer said, but could be.Defense attorney Eric Nelson, who defended the wife of former Vikings player Joe Senser in a criminal vehicular homicide trial in 2012, suggested the majority of Fredrickson's injuries were on the left side of his body. The point of impact was on the passenger side of the vehmini storagecle.But Sawyer said there were injuries on both sides of Fredrickson's body. "There's no preponderance one way or the other."Unverzagt and Moe suffered significant injuries to the left side of their bodies, as well, records show.Kathryn Fuller, a toxicologist in the crime laboratory of the Minnesota Bureau of Criminal Apprehension, tests body fluids for the presence of drugs or alcohol. She told jurors Monday that Fredrickson's blood alcohol concentration at 5:18 a.m. -- nearly three and a half hours after the crash -- was 0.06. The legal limit to drive in Minnesota is 0.08.Using a process called retrograde extrapolation, Fuller estimated Fredrickson's blood alcohol at the time of the crash would have been between 0.081 and 0.111.A Mayo Clinic pathologist who performed the autopsies on Unverzagt and Moe testified their blood alcohol concentrations were 0.279 and 0.263, respectively.Unverzagt's cause of death was listed as head trauma; Moe bled to death, the pathologist said.Sue Gross, a forensic scientist in the trace evidence lab at the Minnesota Bureau of Criminal Apprehension, was asked to compare an injury on Fredrickson's abdomen to the air bags inside the car. She eliminated all three -- driver's side curtain, driver and passenger air bags -- as the cause of the injury.A patterned "smear" on the front of the sweatshirt Fredrickson was allegedly wearing at the time of the crash was also examined and compared to the air bags.Through her testing, Gross couldn't eliminate the driver's side curtain or driver's air bag from making the pattern, she said. The passenger air bag was eliminated as being the source of the smear, tests showed.Testimony is expected to wrap up today, when crash re-constructionists for the prosecution and the defense take the stand.Copyright: ___ (c)2014 the Post-Bulletin Visit the Post-Bulletin at .postbulletin.com Distributed by MCT Information Services儲存
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