Iran demanding frozen assets be released in initial phase of deal with US, leading to stalemate

<img align='right' src='https://images.jpost.com/image/upload/f_auto,fl_lossy/q_auto/c_fill,g_faces:center,h_4480,w_6720/684801' alt='Iranian Rial banknotes over a backdrop of the Iranian flag; illustration. (photo credit: Shutterstock/Mehaniq)' title='Iranian Rial banknotes over a backdrop of the Iranian flag; illustration. (photo credit: Shutterstock/Mehaniq)' /><br />The dispute has emerged as one of the central obstacles preventing progress toward a memorandum of understanding between Tehran and Washington, which would be just the first step.<br />