Opponents of the proposed High Speed Rail link - or HS2 - say they're delighted an influential committee of MPs has heavily criticised the plan.
The idea of HS2 is to provide much quicker rail links between London and cities like Manchester, Liverpool and Birmingham.
But the £42 billion scheme has come under attack from the Parliamentary Public Accounts Committee.
Supporters of HS2 say it's vital for the region's economy in future years.
Our Political Reporter Daniel Hewitt has more: