The US and Iran appear poised to agree on a path forward toward some kind of deal. It is not entirely clear what is being agreed upon or what may emerge in the coming days.

The US and Iran may be nearing a breakthrough, according to Donald Trump. DW looks at what has emerged so far, and the key risks and challenges shaping any possible agreement.

Different interpretations of what the deal involves were quick to emerge, although regional sources indicated that reports of progress looked to be well founded.

The two sides say they are close to an agreement to end a war that has left everyone badly bruised.