Question: did alex die in law and order svu

Answer: No, At the conclusion of the episode, Cabot is apparently killed in a drive-by shooting while saying goodnight to Benson and Detective Elliot Stabler (Christopher Meloni). In the following scene, a cold, quiet SVU squad room is shown with Stabler reading a newspaper proclaiming her death. Benson and Stabler are called to a deserted area by federal agents, where Cabot emerges from the car. She tells the stunned detectives that she had insisted on telling them the truth before disappearing into the Witness Protection Program. She is replaced in the following episode by ADA Casey Novak (Diane Neal).