Ashford's return, however, was short-live, as, in April 2012, it was announced that he had been let go from the series, last appearing on August 15, 2012, where he was killed off.
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request. ### Instruction: List the MITRE techniques contained in the text. ### Input: Ashford's return, however, was short-live, as, in April 2012, it was announced that he had been let go from the series, last appearing on August 15, 2012, where he was killed off. ### Response: .