Man charged in 2008 killing of Wisconsin college student

This 2016 booking photo provided by the Dane County Sheriff's Department shows David Kahl. Kahl was charged Friday, March 20, 2020, in the 2008 killing of a University of Wisconsin-Madison student who was found strangled and stabbed in her downtown apartment. Madison police said Kahl was charged with first-degree intentional homicide — 12 years after 21-year-old Brittany Zimmermann was killed. Kahl is in custody on unrelated charges.