your host this week, melinda crane. melinda: hello and welcome. will germany's super sunday at up to a verdict on chancellor merkel's refugee policy? will a possible eu-turkey deal calm anxious voters? that is what we want to talk about today with three guests. it is a pleasure to welcome dilek kurban, the marie curie fellow at the hertie school of governance in berlin. she writes a column for the turkish daily newspaper. she thinks conceiving to a regime for fear of domestic backlash should not be merkel's solution to the crisis. it is a pleasure to welcome derek scally, berlin correspondent of "the irish times." he believes merkel won't be rewarded on sunday for her refugee policies. for want of an alternative, the cd you will not demolish their leader. wolfgang merkel is director of the democracy and democratization institute at the berlin social science center. failure hasel's squandered political capital and contributed to the rise of a german political party that is right-wing and populist. dilek kurban, do you really think the potential dea

i'm joined by melinda crane. in brussels on the story for us this evening, he is covering the summit. where are we right now in the negotiating and dealmaking? >> no surprise, no deal yet. i think it will be a long night seeing the list of contentious issues, despite the turkish offer on the table. the list is long. there is another regular e.u. summit next week. some of the topics could be postponed to the summit coming up. brent: what is on the table? what is turkey offering requiring so much talk tonight? >> turkey has put a very interesting offer on the table. it includes not only an offer by turkey to stem the flow of refugees, in other words to stop smugglers from being --bringing people from turkey on to greek islands. it also offers it will take back all of those migrants that have made it onto a greek island. that is not only include economic migrants, but it would also include political refugees. what do people say? do they believe that part about taking refugees and migrants back to turkey? do they thi

brent: melinda crane on the story for us, thank you very much. she mentioned donald trump in the u.s. presidential primaries, it seems he is unstoppable. the billionaire businessman looks increasingly likely to clinch the republican party nomination for u.s. president after scoring big wins in three states. ted cruz managed just one victory in idaho. now, for the democrats, bernie sanders surprised everyone with a win in michigan, but his opponent, hillary clinton, she took mississippi. >> hillary clinton remains ahead in the democrat race, even though michigan has a significant number of delegates, her defeat there seems to be little more than a hiccup in her campaign. secretary clinton: thank you so much. hello, cleveland! hello, ohio! >> she's already moved on to ohio which votes next week. secretary clinton: we are so excited to have the campaign building across this state and this campaign is about building a future, where every american can live up to his or her full potential, no matter where you come from, what you look like, or who you k