let's bring in our political correspondent michelle akers now with us here in studio michelle good morning to you what is the thirty percent that is keeping the two sides apart. well there's a lot on substance and now this new is the self set finishing line that i believe could well be extended into friday but that's not hold our breath on that. it gets to the issues that are at the hospital what these parties stand for and there we see taxation the question of social justice here in germany was something that the social democrats really tried to fight an election campaign on and didn't really get that point across what it has to this time around so what will the top tax rate be that's the big question hanging in the room now and of course the issue of migration and then we're not talking about large numbers necessarily but the principle whether the social democrats will go along and once again extend basically a poor's in letting migrants asylum seekers here and only with less aside in status bring their relatives to germany we saw a lot of juggling of figures that we're hearing now a num