Margot Kidder, who portrayed Lois Lane in 1978 film "Superman," dies

Margot Kidder, the actress who portrayed Lois Lane in the 1978 film "Superman," has died. She was 69.

Kidder died Sunday at her home in Montana, according to the funeral home.

Kidder, who starred opposite Christopher Reeve in "Superman," became a champion for mental health after battling bipolar disorder.

DEVELOPING...We will add more details to this report as they become available.

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