Indeed we don't know because the executive has used its power, the Prime Minister has used his power to shield himself from effective investigation by police. It creates a real problem when we don't know what we don't know. We don't have anyone who watches the watchers, including our federal police.
On that, in a previous response, you said that when politicians start meddling in the justice system, it's not full democracy; it's authoritarianism. However, that's what we saw with SNC-Lavalin, isn't that right?