The boyfriend of an Iowa mom who vanished without a trace 36 years ago has been arrested and charged with her murder — as ...

Robert Davis was the last person to see his girlfriend Barbara Lenz alive before she vanished in 1989, Iowa investigators ...

Barbara Lenz, 31, was last seen on May 6, 1989. After 36 years later, her former boyfriend Robert Davis, 61, was arrested and ...

The woman’s body has not been found, but investigators believe the now 61-year-old man had a “motive to kill” his girlfriend.

The family of an Iowa woman who disappeared 36 years ago might finally get justice.Robert Allen Davis, 61, of Council Bluffs, ...

Barbara Lenz went missing in 1989 but the case went cold. Her boyfriend was charged Monday with first-degree murder thanks to a new cold case unit.

Robert Davis, 61, arrested for the 1989 murder of Barbara Lenz after 36 years. Lenz’s daughter seeks closure and justice.

Robert Davis is charged with first-degree murder in the 1989 disappearance of Barbara Lenz. Court records show he raped and attempted to kidnap another woman seven years after Lenz went missing.

KCCI EIGHT NEWS AT FIVE. A MAJOR BREAK IN AN IOWA COLD CASE. BARBARA LENZ WENT MISSING 36 YEARS AGO. NOW, ROBERT ALLEN DAVIS IS CHARGED WITH FIRST DEGREE MURDER. AND THIS IS THE FIRST ARREST SINCE ...

"This arrest is a milestone in securing justice for Barbara Lenz,” Iowa Attorney General Brenna Bird said in a statement.

The former boyfriend of an Iowa woman has been arrested and charged with first-degree murder related to her 1989 disappearance. It's the first arrest by a new cold case unit.