Even as she was scrawling the letters onto a piece of paper Monday, Tami Campbell knew her son would never come home, would never read her words. She left him the note anyway, to let him know she’d gone to the police station because she hadn’t heard from him.

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She said she’d be back soon, but she was already sure he was dead. Deep down, she knew it as soon as he didn’t return her text. “He didn’t respond, and he always responds,” Campbell said Tuesday.

“I didn’t hear no more from him. That was … I didn’t know his last goodbye was his last goodbye. I always text him, ‘Are you safe?’ And I don’t know why, that day I text him: ‘Are you alive?’ It was like I knew already.” Hours after she filed …