On May 2, 2011, the station's license was canceled and the KZEY call sign assignment was deleted permanently from the FCC database.
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: On May 2, 2011, the station's license was canceled and the KZEY call sign assignment was deleted permanently from the FCC database. ### Response: .