Why is Poland blocking the EU's budget?

The EU is facing an internal political crisis. Two members, Poland and Hungary are blocking the passage of a new budget and a post covid recovery package, claiming it includes unacceptable conditions. At issue is the EUs ability to tie funds to members adherence to core EU values such as the rule of law. Stephen Sackur speaks to Poland's Deputy Foreign Minister Pawel Jablonski. Can Poland afford to defy Brussels' will?