In the weeks before her death, 43-year-old Sara Gilson tried to save herself the only way she knew how: by speaking out and seeking protection. She had secured a restraining order against her estranged husband, Jeremiah “Shawn” Duffey, and gone public on TikTok, accusing him of pedophilia after he was allegedly caught kissing a juvenile. Twelve days later, police say, he shot her and then himself in a Collinsville, Oklahoma home.

The newly released 911 audio captures the helplessness of a system arriving just minutes too late. A dispatcher describes hearing a woman screaming, a loud bang, then nothing. Gilson’s son, fleeing to a neighbor’s house, calls to report his stepfather has killed his mother. Now, two children are left without a parent, an online community mourns a woman who tried to warn the world, and an investigation continues into a tragedy that so many signs foretold, yet no one stopped.