Campaigners against a new high-speed rail line from London to the Midlands will find out later if they've won a legal challenge to try and stop the £42 billion scheme going ahead.
Opponents of HS2 - including several Midlands councils - claim the project will be too expensive. A decision is expected at The Court of Appeal.
An influential group of MPs says the DfT has failed to present 'a convincing strategic case' for HS2.
Campaigners say they hope to put plans for HS2 through the Midlands back to square one as they prepare to go to the High Court tomorrow.
Campaigners from HS2 Action Alliance are heading to London tomorrow to take on the Government at the Court of Appeal.