PHILADELPHIA — Prosecutors have accused a woman of stabbing a man 77 times and then returning to set his body on fire in his Philadelphia home.

WPVI-TV ( ) reports federal marshals arrested Tina Vanderhorst at a friend’s apartment in the Mayfair section.

Authorities say Vanderhorst attacked 64-year-old Robert Lynch last month before returning to his apartment in the city’s Germantown section and setting his body on fire.

Vanderhorst is facing murder and arson charges.

Information from: WPVI-TV,

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