Why Government Agencies Shouldn't Be Subjected to Oversight

It should go without saying that this kind of protocol ought to also be expected from a government agency that is subject to congressional oversight. It makes no sense that preserving these communications would be left to the discretion of each individual employee without any further oversight, enforcement or follow up. If you were a secret service agent who might be implicated in misconduct or tial crime, forgetting to back up your data seems like a pretty convenient alibi.