The call came from Eaker Street in Auburndale on July 4th.
Kathryn Flint was hosting a party for her family and friends.
As night fell, officers said she went into her bedroom to grab mortar-style fireworks.
The fireworks were laying on her bed.
They exploded and sparked a fire.
Her son, Christopher Flint, rushed in and pulled her out.
Flint was severely burned.
She died Saturday night from her injuries.
Investigators said a possible cause could have been a cigarette in the room.
Annie Ledbetter's family was headed home after watching fireworks downtown.
She saw Flint being put into an ambulance.
FOX 13 / WTVT-TV
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