Sheryl Sueppel and her four children suffered blunt-force trauma, and husband and father Steven Sueppel is probably their killer, officials said Tuesday at a press conference. Iowa City Police Chief Sam Hargadine said authorities' investigation "suggests Steven Sueppel was the perpetrator of the homicide." He was identified as the person who called to report the family's deaths around 6:30 a.m. March 24. Officials also said two baseball bats may have been involved. Still, authorities do not have a cause of death for any of the Sueppels, pending autopsies being performed Tuesday. Steven Sueppel tried to kill himself at least twice...