RT News - April 1, 2015 (17:00 MSK)

Iran says no nuclear deal without an immediate lift of some sanctions - as the top-level talks drag on in Switzerland and miss the deadline; Palestine pushes for its first case against Israel for alleged Gaza war crimes - as it formally joins the International Criminal Court; Over 60 children have been killed and dozens injured in Yemen in the past week, caught up in the Saudi-led air strikes. The UN calls on the warring parties to keep children safe.