When will we know if the government is shutting down?

(NEXSTAR) – Lawmakers still have time – but not much – to avoid a government shutdown. The deadline is fast approaching and Congress appears to be at an impasse.
Lawmakers have until the clock strikes midnight on Saturday night (or early Sunday morning, depending on how you look at it) to reach a deal. Otherwise, a government shutdown will be triggered.
We may not know for sure whether the government will shut down until the final moments before the deadline. In years past, neg