When a teenage sex worker disappears, Rollins and Velasco find a key clue in a pile of neglected missing persons reports. 

Air Date: Thursday, Nov. 4 (09:00PM – 10:00PM) on NBC.

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LAW & ORDER: SPECIAL VICTIMS UNIT -- "They'd Already Disappeared" Episode 23007 -- Pictured: Kelli Giddish as Detective Amanda Rollins -- (Photo by: Virginia Sherwood/NBC)