Who briefed the respective PCC's to swap their all singing all dancing modern helo for piston power props?
The NPAS Board is still upbeat about it:
We are aware that the use of helicopters is restricted sometimes by weather and geography. In an effort to mitigate this NPAS will shortly commence the introduction of fixed wing aircraft with flight into known icing capability. The four aircraft will be fully operational in early 2018 and offer police forces additional all weather capability.