Autopsy finds Mollie Tibbetts killed by 'sharp force injuries'

BROOKLYN, Iowa — The Iowa college student who was allegedly abducted by a stranger while running last month was killed by "multiple sharp force injuries," investigators announced Thursday.Preliminary autopsy results from the state medical examiner's office also determined that 20-year-old Mollie Tibbetts was the victim of a homicide, the Division of Criminal Investigation announced in a press release.The agency did not release additional details about the injuries she suffered or what caus