If you explain why they're less likely to. And if they push back, just say "okay, then I need your okay to rush on this so we can get it done—keep in mind that

If you explain why they're less likely to. And if they push back, just say "okay, then I need your okay to rush on this so we can get it done—keep in mind that it may have flaws and I'd need you to take responsibility for those."