District Attorney Brooke Jenkins says the man intentionally killed 74-year-old Corazon Dandan, of Daly City, by pushing her into the path of an oncoming train at the Powell Street BART station Monday night.
Video in the media player above is from a previous update
He is also accused of inflicting great bodily injury on a vulnerable person and that he allegedly intentionally killed the woman while lying in wait.
Dandan sustained severe head injuries and fell onto the platform, according to prosecutors.
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Her family tells ABC7 News she was heading home from her night shift as a telephone operator at the Marriott in Union Square.
She was taken to a hospital, where she succumbed to her injuries and died.
The suspect is scheduled to be arraigned on Friday and remains in custody.
Bay City News contributed to this story
Editor's note: ABC7 has decided to not name the suspect until they are arraigned
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