On the day the Chancellor has insisted that the Welsh Government DID agree to share funding of rail electrification in the South Wales Valleys, opposition parties have kept up the pressure. Catch up with the background to this increasingly bitter row by clicking here.
Welsh Conservative leader Andrew RT Davies said Carwyn Jones' government should be 'eating humble pie.' Plaid Cymru's Simon Thomas feared that if the costs end up being met through increased ticket prices the 'Valleys Metro idea is out of the window.'
But the leader of the Welsh Liberal Democrat leader Kirsty Williams found cause for optimism in what she said was 'the more conciliatory tone' taken by the transport minister Edwina Hart. Ms Williams said she's hopeful a way forward can be found and said that would be
best achieved by going back and working with the UK Government rather than having a bloody great row between the First Minister and Prime Minister.
The Welsh Secretary David Jones says the Welsh Government must stand by an agreement to fund Valley Lines electrification
The Welsh and UK Governments are arguing over who should pay the bill for rail electrification in the South Wales Valleys