NEW Government concedes in David Davis written ministerial statement just before debate that Speaker could allow the meaningful vote be amended in an attempt to stave off possible defeat on vote this afternoon. 
Chuka Umunna says this is a “significant climb down”
Opposition frontbench source say the David Davis WMS is “meaningless” and just kicks can to the Speaker
For now Grieve’s attempt to put this in the Bill stands and we’ll get a vote anyway - latest as of 19 minutes ago from key rebel “yes” - still pushing for compromise
I just interviewed John Mann on our PMQs panel and he feared that the only use of an amendment such as this would be to delay Article 50 in January after No Deal
