Laura trevelyan. The democrats are hours away from the next debate. Tonight, all eyes will be center stage as liberal lions elizabeth rren and Bernie Sanders headtohead. Idlib is under attack. The syrian cdey is being bod by Government Forces backed by russia. Dozens of children are among the dead. Plus, it is a family affair. Jada Pinkett Smith and her daughter host a web chat show, giving them the freedom to do what they are best at. Jada we just like to get to the table and talkon t like to do a whole lot of, daaa [laughter] laura for those watching on pbs and around the globe, welcome tr world news a. In just a few hours, the democratic president ial hopefuls will begin the next hebate, all oftrying to prove they are the one to take on president heump. But first,must make it through a crowded field. Over the next two nights, each candidate is looking for the winning moment. The bbcs barbara plettusher is at the debate site in detroit and joins us now. W whl you be watching for toni